Cita APA (7a ed.)
May, R. Man's Search for Himself. New American Library.
Cita estilo Chicago (17a ed.)
May, Rollo. Man's Search for Himself. Nueva York, EUA: New American Library.
Cita MLA (9a ed.)
May, Rollo. Man's Search for Himself. New American Library.
Precaución: Estas citas no son 100% exactas.