APA-referens (7:e uppl.)

Trumbul, C. H. (1901). Individual work for Individuals: A record of peersonal experiences and convictions. Young men's Christian Associaton Press.

Chicago-referens (17:e uppl.)

Trumbul, Clay H. Individual Work for Individuals: A Record of Peersonal Experiences and Convictions. New York: Young men's Christian Associaton Press, 1901.

MLA-referens (9:e uppl.)

Trumbul, Clay H. Individual Work for Individuals: A Record of Peersonal Experiences and Convictions. Young men's Christian Associaton Press, 1901.