Tham khảo Dao găm

  1. State v. Martin, 633 S.W.2d 80 (Mo. 1982)
  2. California Penal Code 12020(a)(24)
  3. Burton, Walter E., Knives For Fighting Men, Popular Science, July 1944, Vol. 145 No. 1, tr. 150
  4. Frieman, Catherine (1950). Flint Daggers in Prehistoric Europe. United Kingdom: Oxbox Books.
  5. Emerson, Robert L., Legal Medicine and Toxicology, New York: D. Appleton & Co. (1909), tr. 80
  6. Cassidy, William L., The Complete Book Of Knife Fighting, ISBN 0-87364-029-2, ISBN 978-0-87364-029-9 (1997), tr. 9–18, 27–36
  7. Draper, Frank W., A Text-book of Legal Medicine, Philadelphia: W.B. Saunders & Co. (1905), tr. 341–343
  8. Gross, Hans, Criminal Investigation: A Practical Textbook for Magistrates, Police Officers and Lawyers, London: Sweet & Maxwell (1949), tr. 185
  9. Harding, David, and Cann, Jefferson (eds.), Weapons: An International Encyclopedia from 5000 B.C. to 2000 A.D., The Diagram Visual Group, New York: St. Martin's Press/Macmillan, ISBN 0-312-03950-6, ISBN 978-0-312-03950-9 (1990), tr. 32–33
  10. Goddard, Wayne, The Wonder of Knifemaking, Iola, WI: Krause Publications, ISBN 1-4402-1684-3, ISBN 978-1-4402-1684-8 (2011), tr. 50, 131–132
  11. The New Werner Twentieth Century edition of the Encyclopædia Britannica, Quyển 6, Akron, OH: The Werner Co. (1907), tr. 669
  12. Dagger Law & Legal Definition