APA Citatie

United Nations Economic Commission for Europe. (1983). Efficient use of fertilizers in agriculture. New York: The United Nations.

Chicago Style citaat

United Nations Economic Commission for Europe. Efficient Use of Fertilizers in Agriculture. New York: The United Nations, 1983.

MLA citatie

United Nations Economic Commission for Europe. Efficient Use of Fertilizers in Agriculture. New York: The United Nations, 1983.

Let op: Deze citaties zijn niet altijd 100% accuraat.