Foundation for Environmental Conservation. (1974). Environmental conservation. Elsevier Sequoia.
Chicagoスタイル(17版)引用形式Foundation for Environmental Conservation. Environmental Conservation. Lausanne: Elsevier Sequoia, 1974.
MLA(8版)引用形式Foundation for Environmental Conservation. Environmental Conservation. Elsevier Sequoia, 1974.
警告: この引用は必ずしも正確ではありません.