Cita APA (7th ed.)

(1957). Reader´s Digest Condensed Books. Volume 1. The Reader´s Digest.

Cita Chicago (17th ed.)

Reader´s Digest Condensed Books. Volume 1. New York, Estados Unidos: The Reader´s Digest, 1957.

Cita MLA (9th ed.)

Reader´s Digest Condensed Books. Volume 1. The Reader´s Digest, 1957.