APA Citation

Riggs, F. E., & Tolley, G. S. (1961). Economics of watershed planning. Ames: The Iowa State University Press.

Chicago Style Citation

Riggs, F. E., and G. S. Tolley. Economics of Watershed Planning. Ames: The Iowa State University Press, 1961.

MLA Citation

Riggs, F. E., and G. S. Tolley. Economics of Watershed Planning. Ames: The Iowa State University Press, 1961.

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