Não informado. (1981). International Water & Irrigation Review. Cohen Advertising.
Chicagoスタイル(17版)引用形式Não informado. International Water & Irrigation Review. Tel Aviv: Cohen Advertising, 1981.
MLA(8版)引用形式Não informado. International Water & Irrigation Review. Cohen Advertising, 1981.
警告: この引用は必ずしも正確ではありません.