APA (7th ed.) Citation

(1970). Reader's digest condensed books. The Reader's Digest Association.

Chicago Style (17th ed.) Citation

Reader's Digest Condensed Books. London: The Reader's Digest Association, 1970.

MLA (9th ed.) Citation

Reader's Digest Condensed Books. The Reader's Digest Association, 1970.

Warning: These citations may not always be 100% accurate.