Cita APA (7a ed.)
Cain, D. J. Classics in the Person-Centered Approach. PCCS Books.
Cita estilo Chicago (17a ed.)
Cain, David J. Classics in the Person-Centered Approach. Ross-on-Wye, Inglaterra: PCCS Books.
Cita MLA (9a ed.)
Cain, David J. Classics in the Person-Centered Approach. PCCS Books.
Precaución: Estas citas no son 100% exactas.