APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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