Ridgely, R. S., & Gwynne, J. A. (1981). A guide to the bird of Panama. New Jersey: Princeton University.
Chicago Style CitationRidgely, Robert S., and John A. Gwynne. A Guide to the Bird of Panama. New Jersey: Princeton University, 1981.
MLA CitationRidgely, Robert S., and John A. Gwynne. A Guide to the Bird of Panama. New Jersey: Princeton University, 1981.
Warning: These citations may not always be 100% accurate.