APA-referens (7:e uppl.)

Hardy, J. D. (1967). Pain sensations and reactions. Hafner Publishing.

Chicago-referens (17:e uppl.)

Hardy, James D. Pain Sensations and Reactions. New York: Hafner Publishing, 1967.

MLA-referens (9:e uppl.)

Hardy, James D. Pain Sensations and Reactions. Hafner Publishing, 1967.