Cita APA

(1961). Economics of watershed planning. Ames, Iowa: The lowa State University Press.

Chicago Style Citation

Economics of Watershed Planning. Ames, Iowa: The lowa State University Press, 1961.

Cita MLA

Economics of Watershed Planning. Ames, Iowa: The lowa State University Press, 1961.

Atenció: Aquestes cites poden no estar 100% correctes.