Style de citation APA (7e éd.)
Guinness, A. E. (1977). Joy of nature: How to observe and appreciate the great outdoors. Reader's Digest Association.
Style de citation Chicago (17e éd.)
Guinness, Alma E. Joy of Nature: How to Observe and Appreciate the Great Outdoors. Pleasantville, N.Y.: Reader's Digest Association, 1977.
Style de citation MLA (9e éd.)
Guinness, Alma E. Joy of Nature: How to Observe and Appreciate the Great Outdoors. Reader's Digest Association, 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.