APA (7th ed.) Citation

Roberts, N. C. (1989). Baja California plant field guide. Natural History Pub. Co..

Chicago Style (17th ed.) Citation

Roberts, Norman C. Baja California Plant Field Guide. La Jolla: Natural History Pub. Co., 1989.

MLA (9th ed.) Citation

Roberts, Norman C. Baja California Plant Field Guide. Natural History Pub. Co., 1989.

Warning: These citations may not always be 100% accurate.