APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (9e ed.) Bronvermelding

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