Ridgely, R. S. 1., & Gwynne, J. A. (1976). A guide to the birds of Panama. Princeton, New Jersey: Princeton University Press.
Chicago Style CitationRidgely, Robert Sterling 1946-, and John A. Gwynne. A Guide to the Birds of Panama. Princeton, New Jersey: Princeton University Press, 1976.
MLA CitationRidgely, Robert Sterling 1946-, and John A. Gwynne. A Guide to the Birds of Panama. Princeton, New Jersey: Princeton University Press, 1976.
Warning: These citations may not always be 100% accurate.