APA (7th ed.) Citation

(1966). Reader's digest condensed books: 1967. Reader's Digest Association.

Chicago Style (17th ed.) Citation

Reader's Digest Condensed Books: 1967. New York: Reader's Digest Association, 1966.

MLA (8th ed.) Citation

Reader's Digest Condensed Books: 1967. Reader's Digest Association, 1966.