(1961). Economics of watershed planning. Ames, Iowa: The lowa State University Press.
Chicago Style CitationEconomics of Watershed Planning. Ames, Iowa: The lowa State University Press, 1961.
Cita MLAEconomics of Watershed Planning. Ames, Iowa: The lowa State University Press, 1961.
Atenció: Aquestes cites poden no estar 100% correctes.