Nonpoint pollution :
causes and consequences /
T. C. Daniel and D. R. Keeney.

APA Citation

Daniel, T. C., Keeney, D. R., University of Wisconsin--Extension. Cooperative Extension Programs. (1978). Nonpoint pollution: causes and consequences. [Madison, Wis.]: University of Wisconsin--Extension.

MLA Citation

Daniel, T. C, Dennis R Keeney, and University of Wisconsin--Extension. Cooperative Extension Programs. Nonpoint Pollution: Causes And Consequences. [Madison, Wis.]: University of Wisconsin--Extension, 1978.