APA(7版)引用形式

Não informado. (1970). Environmental quality. Council on Environmental Quality, Executive Office of the President.

Chicagoスタイル(17版)引用形式

Não informado. Environmental Quality. Washington: Council on Environmental Quality, Executive Office of the President, 1970.

MLA(8版)引用形式

Não informado. Environmental Quality. Council on Environmental Quality, Executive Office of the President, 1970.

警告: この引用は必ずしも正確ではありません.