Weed Science Society of America. Herbicide Handbook Committee, Weed Society of America, & Mullison, W. R. (1979). Herbicide handbook of the Weed Science Society of America (4th ed.). WSSA.
Chicago Style (17th ed.) CitationWeed Science Society of America. Herbicide Handbook Committee, Weed Society of America, and W. R. Mullison. Herbicide Handbook of the Weed Science Society of America. 4th ed. Champaign, Ill.: WSSA, 1979.
MLA (9th ed.) CitationWeed Science Society of America. Herbicide Handbook Committee, et al. Herbicide Handbook of the Weed Science Society of America. 4th ed. WSSA, 1979.
Warning: These citations may not always be 100% accurate.