Tham khảo Ý nghĩa cuộc sống

  1. Jonathan Westphal (1998). Philosophical Propositions: An Introduction to Philosophy. Routledge. ISBN 0415170532
  2. Robert Nozick (1981). Philosophical Explanations. Harvard University Press. ISBN 0674664795
  3. Albert Jewell (2003). Ageing, Spirituality and Well-Being. Jessica Kingsley Publishers. ISBN 184310167X
  4. 1 2 “Question of the Month: What Is The Meaning Of Life?”. Philosophy Now. Issue 59. Truy cập ngày 26 tháng 7 năm 2007. 
  5. Glenn Yeffeth (2005). The Anthology at the End of the Universe: Leading Science Fiction Authors on Douglas Adams' The Hitchhiker's Guide to the Galaxy. BenBella Books, Inc. ISBN 1932100563
  6. David Seaman (2005). The Real Meaning of Life. New World Library. ISBN 1577315146
  7. 1 2 Julian Baggini (tháng 9 năm 2004). What's It All About? Philosophy and the Meaning of Life. USA: Granta Books. ISBN 1862076618
  8. Dennis Marcellino (1996). Why Are We Here?: The Scientific Answer to this Age-old Question (that you don't need to be a scientist to understand). Lighthouse Pub. ISBN 0945272103
  9. F. Homer Curtiss (2003). Why Are We Here. Kessinger Publishing. ISBN 0766138992
  10. William B. Badke (2005). The Hitchhiker's Guide to the Meaning of Everything. Kregel Publications. ISBN 0825420695
  11. 1 2 Hsuan Hua (2003). Words of Wisdom: Beginning Buddhism. Dharma Realm Buddhist Association. ISBN 0881393029
  12. 1 2 Paul Davies (tháng 3 năm 2000). The Fifth Miracle: The Search for the Origin and Meaning of Life. Simon & Schuster. ISBN 0-684-86309-X. Truy cập ngày 26 tháng 7 năm 2007. 
  13. 1 2 Charles Christiansen; Carolyn Manville Baum; Julie Bass-Haugen (2005). Occupational Therapy: Performance, Participation, and Well-Being. SLACK Incorporated. ISBN 1556425309
  14. Evan Harris Walker (2000). The Physics of Consciousness: The Quantum Mind and the Meaning of Life. Perseus Books. ISBN 0738204366
  15. Rick Warren (2002). The Purpose Driven Life: What on Earth Am I Here For?. Zondervan. ISBN 0310255252
  16. Jiddu Krishnamurti (2001). What Are You Doing With Your Life?. Krishnamurti Foundation of America. ISBN 188800424X
  17. Puolimatka, Tapio; Airaksinen, Timo (2002). “Education and the Meaning of Life” (PDF). Philosophy of Education. University of Helsinki. Truy cập ngày 26 tháng 7 năm 2007.  Chú thích sử dụng tham số |coauthor= bị phản đối (trợ giúp)
  18. Stan Van Hooft (2004). Life, Death, and Subjectivity: Moral Sources in Bioethics. Rodopi. ISBN 9042019123
  19. Russ Shafer-Landau; Terence Cuneo (2007). Foundations of Ethics: An Anthology. Blackwell Publishing. ISBN 1405129514