• App, Urs. The Birth of Orientalism. Philadelphia: University of Pennsylvania Press, 2010 (hardcover, ISBN 978-0-8122-4261-4); contains a 60-page chapter (pp. 15–76) on Voltaire as a pioneer of Indomania and his use of fake Indian texts in anti-Christian propaganda.
• Besterman, Theodore, Voltaire, (1969).
• Brumfitt, J. H. Voltaire: Historian (1958) online edition
• Davidson, Ian, Voltaire. A Life, London, Profile Books, 2010. ISBN 978-1-60598-287-8
• Durant, Will, The Story of Civilization. Vol. IX: The Age of Voltaire. New York: Simon and Schuster, 1965.
• Gay, Peter, Voltaire's Politics, The Poet as Realist, Yale University, 1988.
• Hadidi, Djavâd, Voltaire et l'Islam, Publications Orientalistes de France, 1974. ISBN 978-2-84161-510-0
• Knapp, Bettina L. Voltaire Revisited (2000)
• Mason, Haydn, Voltaire, A Biography (1981) ISBN 978-0-8018-2611-5
• McElroy, Wendy (2008). “Voltaire (1694–1778)”. Trong Hamowy, Ronald. The Encyclopedia of Libertarianism. Thousand Oaks, CA: SAGE; Cato Institute. tr. 521–2. ISBN 978-1-4129-6580-4. LCCN 2008009151. OCLC 750831024. 
• Muller, Jerry Z., 2002. The Mind and the Market: Capitalism in Western Thought. Anchor Books. 978-0385721660
• Pearson, Roger, 2005. Voltaire Almighty: a life in pursuit of freedom. Bloomsbury. ISBN 978-1-58234-630-4. pp. 447
• Quinones, Ricardo J. Erasmus and Voltaire: Why They Still Matter (University of Toronto Press; 2010) 240 pages; Draws parallels between the two thinkers as voices of moderation with relevance today.
• Schwarzbach, Bertram Eugene, Voltaire's Old Testament Criticism, Librairie Droz, Geneva, 1971.
• Torrey, Norman L., The Spirit of Voltaire, Columbia University Press, 1938.
• Vernon, Thomas S. (1989). “Chapter V: Voltaire”. Great Infidels. M & M Pr. ISBN 0-943099-05-6. 
• Wade, Ira O. (1967). Studies on Voltaire. New York: Russell & Russell. 
• Wright, Charles Henry Conrad, A History of French Literature, Oxford University Press, 1912.
• "The Cambridge Companion to Voltaire", ed by Nicholas Cronk, 2009.
• Daniel S. Burt, The biography book: a reader's guide to nonfiction, fictional, and film biographies of more than 500 of the most fascinating individuals of all time, Greenwood Publishing Group, 2001. ISBN 1-57356-256-4.
• Gerhard Ritter, Peter Paret, Frederick the Great: a historical profile, University of California Press, 1968.
• Heinrich Von Treitschke, George Haven Putnam, Douglas Sladen, Confessions of Frederick the Great and the Life of Frederick the Great, The Minerva Group, Inc., 2001. ISBN 0-89875-536-0.
• Trevor Nevitt Dupuy, The military life of Frederick the Great of Prussia, F. Watts, 1969.
• Christopher Duffy, Frederick the Great: A Military Life, Routledge, 1988. ISBN 0-415-00276-1.
• Christopher M. Clark, Iron kingdom: the rise and downfall of Prussia, 1600-1947, Harvard University Press, 2006. ISBN 0-674-02385-4.
• Baron Thomas Babington Macaulay Macaulay, Life of Frederick the Great. Delisser & Procter, 1859.
• James Freeman Clarke, Nineteenth century questions, Ayer Publishing, 1897. ISBN 0-8369-2539-4.
• Wayne Andrews, Voltaire, New Directions Publishing, 1981. ISBN 0-8112-0802-8.
• Armstrong Starkey, War in the Age of Enlightenment, 1700-1789, Greenwood Publishing Group, 2003. ISBN 0-275-97240-2.
• Jay Luvaas, Frederick the Great on the Art of War, Da Capo Press, 1999. ISBN 0-306-80908-7.
• American Society of the French Legion of Honor, The American Society Legion of Honor magazine, Tập 13-14, American Society of the French Legion of Honor., 1942.
• Alexander J. Nemeth, Voltaire's tormented soul: a psychobiographic inquiry, Associated University Presse, 2008. ISBN 0-934223-92-0.
• Henri Troyat, Catherine the Great, Berkley Books, 1989. ISBN 0-425-07981-3.
• Christopher Thacker, Voltaire, Taylor & Francis, 1971. ISBN 0-7100-7020-9.
• Sara J. Schechner, Sara Schechner Genuth, Comets, Popular Culture, and the Birth of Modern Cosmology, Princeton University Press, 1999. ISBN 0-691-00925-2.
• Lê Hải, Voltaire và tư duy lý tính Blog Sổ tay nghiên cứu 2011.

Tiếng Pháp

• René Pomeau, La Religion de Voltaire, Librairie Nizet, Paris, 1974.
• Valérie Crugten-André, La vie de Voltaire
• Morley, J., The Works of Voltaire, A Contemporary Version, (21 vol 1901), online edition