APA (7th ed.) Citation

Zelenko, H., & Bermúdez, P. (2009). Orchids: Species of Peru. Zai Publ.

Chicago Style (17th ed.) Citation

Zelenko, Harry, and Pablo Bermúdez. Orchids: Species of Peru. Quito: Zai Publ, 2009.

MLA (9th ed.) Citation

Zelenko, Harry, and Pablo Bermúdez. Orchids: Species of Peru. Zai Publ, 2009.

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