Dyfyniad APA

Society of American Foresters. (1960). World directory of forestry schools. Food and Agriculture Organization of the United Nations.

Dyfyniad Arddull Chicago

Society of American Foresters. World Directory of Forestry Schools. Food and Agriculture Organization of the United Nations, 1960.

Dyfyniad MLA

Society of American Foresters. World Directory of Forestry Schools. Food and Agriculture Organization of the United Nations, 1960.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.