Cita APA (7a ed.)

Rees, S., & Graham, R. S. (1991). Assertion training: : how to be who you really are. Routledge.

Cita Chicago Style (17a ed.)

Rees, Shân, y Roderick S. Graham. Assertion Training: : How to Be Who You Really Are. London [etc.]: Routledge, 1991.

Cita MLA (9a ed.)

Rees, Shân, y Roderick S. Graham. Assertion Training: : How to Be Who You Really Are. Routledge, 1991.