United Nations Economic Commission for Europe. (1981). Environmental Impact Assessment. ELSEVIER.
Chicagoスタイル(17版)引用形式United Nations Economic Commission for Europe. Environmental Impact Assessment. ELSEVIER, 1981.
MLA(8版)引用形式United Nations Economic Commission for Europe. Environmental Impact Assessment. ELSEVIER, 1981.
警告: この引用は必ずしも正確ではありません.