Society of American Foresters. (1960). World directory of forestry schools. Food and Agriculture Organization of the United Nations.
Lua i Stíl Chicago (17ú heag.)Society of American Foresters. World Directory of Forestry Schools. Food and Agriculture Organization of the United Nations, 1960.
Lua MLA (9ú heag.)Society of American Foresters. World Directory of Forestry Schools. Food and Agriculture Organization of the United Nations, 1960.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.