Sprout, H., & Spourt, M. (1971). Toward a politics of the planet earth.
シカゴスタイル引用形Sprout, Harold, , Margaret Spourt. Toward a Politics of the Planet Earth. New York, 1971.
MLA引用形式Sprout, Harold, , Margaret Spourt. Toward a Politics of the Planet Earth. 1971.
警告: この引用は必ずしも正確ではありません.