Não informado. (1967). Water Pollution Control. Institute of Water Pollution Control.
Chicagoスタイル(17版)引用形式Não informado. Water Pollution Control. London: Institute of Water Pollution Control, 1967.
MLA(8版)引用形式Não informado. Water Pollution Control. Institute of Water Pollution Control, 1967.
警告: この引用は必ずしも正確ではありません.