Society of American Foresters. (1960). World directory of forestry schools. Food and Agriculture Organization of the United Nations.
Chicagoスタイル(17版)引用形式Society of American Foresters. World Directory of Forestry Schools. Food and Agriculture Organization of the United Nations, 1960.
MLA(9版)引用形式Society of American Foresters. World Directory of Forestry Schools. Food and Agriculture Organization of the United Nations, 1960.
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