Dyfyniad APA

Sprout, H., & Spourt, M. (1971). Toward a politics of the planet earth.

Dyfyniad Arddull Chicago

Sprout, Harold, and Margaret Spourt. Toward a Politics of the Planet Earth. New York, 1971.

Dyfyniad MLA

Sprout, Harold, and Margaret Spourt. Toward a Politics of the Planet Earth. 1971.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.