Cita APA (7a ed.)
Evans, R. I. Carl Rogers: The Man and His Ideas. Dutton.
Cita estilo Chicago (17a ed.)
Evans, Richard I. Carl Rogers: The Man and His Ideas. Nueva York, EUA: Dutton.
Cita MLA (9a ed.)
Evans, Richard I. Carl Rogers: The Man and His Ideas. Dutton.
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