APA (7th ed.) Citation

United States. Science and Education Administration. Agricultural Research. Western Region. (1981). Biology of weeds in the Solanum nigrum complex (Solanum section Solanum) in North America. Agricultural Research, Western Region, Science and Education Administration, U.S. Dept. of Agriculture.

Chicago Style (17th ed.) Citation

United States. Science and Education Administration. Agricultural Research. Western Region. Biology of Weeds in the Solanum Nigrum Complex (Solanum Section Solanum) in North America. Oakland, Calif.: Agricultural Research, Western Region, Science and Education Administration, U.S. Dept. of Agriculture, 1981.

MLA (9th ed.) Citation

United States. Science and Education Administration. Agricultural Research. Western Region. Biology of Weeds in the Solanum Nigrum Complex (Solanum Section Solanum) in North America. Agricultural Research, Western Region, Science and Education Administration, U.S. Dept. of Agriculture, 1981.