MLA

Haggard, Howard Wilcox. Devils, Drugs, and Doctors : the Story of the Science of Healing From Medicine-man to Doctor. New York: Pocket Books, 1946.

APA

Haggard, H. Wilcox. (1946). Devils, drugs, and doctors : the story of the science of healing from medicine-man to doctor. New York: Pocket Books.

Chicago

Haggard, Howard Wilcox, Devils, Drugs, and Doctors: The Story of the Science of Healing From Medicine-Man to Doctor. New York: Pocket Books, 1946.