APA aipamena

Zelenko, H., & Bermúdez, P. Orchids the pictorial encyclopedia of oncidium.

Chicago Style aipamena

Zelenko, Harry, and Pablo Bermúdez. Orchids the Pictorial Encyclopedia of Oncidium.

MLA aipamena

Zelenko, Harry, and Pablo Bermúdez. Orchids the Pictorial Encyclopedia of Oncidium.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.