APA
Reader's Digest Association, Reader's Digest Association, . (1979). Reader's Digest Condensed Books. Pleasantville, New York: Reader's Digest Association.
Chicago
Reader's Digest Association, Reader's Digest Association, . 1979. Reader's Digest Condensed Books. Pleasantville, New York: Reader's Digest Association.
Harvard
Reader's Digest Association, Reader's Digest Association, . (1979). Reader's Digest Condensed Books. Pleasantville, New York: Reader's Digest Association.
MLA
Reader's Digest Association, Reader's Digest Association, . Reader's Digest Condensed Books. Pleasantville, New York: Reader's Digest Association. 1979.