The National Stream Quality Accounting Network (NASQAN)--some questions and answers /
by John F. Ficke and Richard O. Hawkinson.

APA Citation

Ficke, J. F., Hawkinson, R. O. (1975). The National Stream Quality Accounting Network (NASQAN)--some questions and answers. Reston, Va.: U.S. Geological Survey National Center.

MLA Citation

Ficke, John F, and Richard O Hawkinson. The National Stream Quality Accounting Network (NASQAN)--some Questions And Answers. Reston, Va.: U.S. Geological Survey National Center, 1975.

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