Não informado. (1986). Air & Water Pollution Control. Bureau of National Affairs.
Chicagoスタイル(17版)引用形式Não informado. Air & Water Pollution Control. Washington: Bureau of National Affairs, 1986.
MLA(8版)引用形式Não informado. Air & Water Pollution Control. Bureau of National Affairs, 1986.
警告: この引用は必ずしも正確ではありません.