APA (7th ed.) Citation

Schweinfurth, C. Orchids of Peru. Chicago Natural History Museum.

Chicago Style (17th ed.) Citation

Schweinfurth, Charles. Orchids of Peru. Chicago, Ill: Chicago Natural History Museum.

MLA (9th ed.) Citation

Schweinfurth, Charles. Orchids of Peru. Chicago Natural History Museum.

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