APA-referens (7:e uppl.)

Jennings, E. E. 1. (1953). Participation techniques in training. s.n.

Chicago-referens (17:e uppl.)

Jennings, Eugene Emerson 1926. Participation Techniques in Training. s.l: s.n, 1953.

MLA-referens (9:e uppl.)

Jennings, Eugene Emerson 1926. Participation Techniques in Training. s.n, 1953.