APA (7th ed.) Zitazioa

Sudworth, G. B. (1967). Forest trees of the Pacific slape. Dover.

Chicago Style (17th ed.) Zitazioa

Sudworth, George B. Forest Trees of the Pacific Slape. Nueva York: Dover, 1967.

MLA (9th ed.) Zitazioa

Sudworth, George B. Forest Trees of the Pacific Slape. Dover, 1967.