APA-referens (7:e uppl.)

Humphrey, J. H. (1987). Stress in coaching. C. Thomas.

Chicago-referens (17:e uppl.)

Humphrey, James Harry. Stress in Coaching. Springfield, Ill: C. Thomas, 1987.

MLA-referens (9:e uppl.)

Humphrey, James Harry. Stress in Coaching. C. Thomas, 1987.