Gibbons, E. F., Durrant, B. S., & Demarest, J. (1995). Conservation of endangered species in captivity: An interdisciplinary approach. State University of New York Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)Gibbons, Edward F., Barbara Susan Durrant, και Jack Demarest. Conservation of Endangered Species in Captivity: An Interdisciplinary Approach. Albany, N.Y.: State University of New York Press, 1995.
Παραπομπή σε μορφή MLA (8th εκδ.)Gibbons, Edward F., et al. Conservation of Endangered Species in Captivity: An Interdisciplinary Approach. State University of New York Press, 1995.
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