Trees and shrubs of Mexico (Fagaceae - Fabaceae).

MLA

Standley, Paul Carpenter. Trees and Shrubs of Mexico (fagaceae - Fabaceae). Washington, 1922.

APA

Standley, P. Carpenter. (1922). Trees and shrubs of Mexico (Fagaceae - Fabaceae). Washington.

Chicago

Standley, Paul Carpenter, Trees and Shrubs of Mexico (fagaceae - Fabaceae). Washington, 1922.