APA (7th ed.) Citation

Du Pont, J. E. (1971). Philippine birds. Delaware Museum of Natural History.

Chicago Style (17th ed.) Citation

Du Pont, John Eleuthere. Philippine Birds. Delaware: Delaware Museum of Natural History, 1971.

MLA (9th ed.) Citation

Du Pont, John Eleuthere. Philippine Birds. Delaware Museum of Natural History, 1971.

Warning: These citations may not always be 100% accurate.