Gaya APA

Pfreiffer, J, W., Jones, E, J. (1974). A Handbook of Structured Experiences for Human Relations Training Volume I (Cet. 1.--). America: Universty Associates.

Gaya MLA

Pfreiffer, J., William., Jones, E., John. "A Handbook of Structured Experiences for Human Relations Training Volume I". Cet. 1.-- America: Universty Associates, 1974. Text.