APA ציטוט

Sprout, H., & Margaret, S. (1971). Toward a politics of the planet earth. Nostrand.

Chicago Edition Citation

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

ציטוט MLA

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