Owen, O. . S. (1980). Natural resource conservation: : an ecological approach/3rd ed. MacMillan press.
シカゴスタイル引用形Owen, Oliver S. Natural Resource Conservation: : An Ecological Approach/3rd Ed. New York: MacMillan press, 1980.
MLA引用形式Owen, Oliver S. Natural Resource Conservation: : An Ecological Approach/3rd Ed. MacMillan press, 1980.
警告: この引用は必ずしも正確ではありません.