Cita APA (7a ed.)

Weed Science Society of America. (2004). 1000 weeds of North America: An identification guide : Phase 1 (Versión 1.0.). Weed Science Society of America.

Cita Chicago Style (17a ed.)

Weed Science Society of America. 1000 Weeds of North America: An Identification Guide : Phase 1. Versión 1.0. [Lawrence, Kan.]: Weed Science Society of America, 2004.

Cita MLA (9a ed.)

Weed Science Society of America. 1000 Weeds of North America: An Identification Guide : Phase 1. Versión 1.0. Weed Science Society of America, 2004.