Haggard, H. W. (1929). Devils, drugs, and doctors: The story of the science of healing from medicine-man to doctor (22. print.). Blue Ribbon Books.
Chicago-Zitierstil (17. Ausg.)Haggard, Howard W. Devils, Drugs, and Doctors: The Story of the Science of Healing from Medicine-man to Doctor. 22. print. New York: Blue Ribbon Books, 1929.
MLA-Zitierstil (9. Ausg.)Haggard, Howard W. Devils, Drugs, and Doctors: The Story of the Science of Healing from Medicine-man to Doctor. 22. print. Blue Ribbon Books, 1929.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.