APA引用形式

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

シカゴスタイル引用形

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

MLA引用形式

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

警告: この引用は必ずしも正確ではありません.