Cita APA (7a ed.)

Layne, R. G., Layne, B. H., & Schoch, E. W. (1977). Group assertive training for resident assitants. [s.n.].

Cita Chicago Style (17a ed.)

Layne, Rosemary G., Benjamin H. Layne, y Eugene W. Schoch. Group Assertive Training for Resident Assitants. [S.l.]: [s.n.], 1977.

Cita MLA (9a ed.)

Layne, Rosemary G., et al. Group Assertive Training for Resident Assitants. [s.n.], 1977.