Slud, P. (1980). The birds of Hacienda Palo Verde, Guanacaste, Costa Rica. Washington, D. C.: Smithsonian Institution.
Chicago Style CitationSlud, Paul. The Birds of Hacienda Palo Verde, Guanacaste, Costa Rica. Washington, D. C.: Smithsonian Institution, 1980.
MLA CitationSlud, Paul. The Birds of Hacienda Palo Verde, Guanacaste, Costa Rica. Washington, D. C.: Smithsonian Institution, 1980.
Warning: These citations may not always be 100% accurate.