APA (7th ed.) Citation

California. Department of Agriculture, Robbins, W., Bellue, M. K., & Ball, W. S. (1951). Weeds of California. Dept. of Agriculture.

Chicago Style (17th ed.) Citation

California. Department of Agriculture, W.W Robbins, Margaret K. Bellue, and Walter S. Ball. Weeds of California. Sacramento, Calif.: Dept. of Agriculture, 1951.

MLA (8th ed.) Citation

California. Department of Agriculture, et al. Weeds of California. Dept. of Agriculture, 1951.