APA (7. basım) Alıntı
Guinness, A. E. (1977). Joy of nature: How to observe and appreciate the great outdoors. Reader's Digest Association.
Chicago Style (17. basım) Atıf
Guinness, Alma E. Joy of Nature: How to Observe and Appreciate the Great Outdoors. Pleasantville, N.Y.: Reader's Digest Association, 1977.
MLA (9th ed.) Atıf
Guinness, Alma E. Joy of Nature: How to Observe and Appreciate the Great Outdoors. Reader's Digest Association, 1977.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..