APA-Zitierstil (7. Ausg.)

Sprout, H. H., & Sprout, M. (1971). Toward a politics of the planet earth. Van Nostrand Reinhold Company.

Chicago-Zitierstil (17. Ausg.)

Sprout, Harold Hance, und Margaret Sprout. Toward a Politics of the Planet Earth. New York: Van Nostrand Reinhold Company, 1971.

MLA-Zitierstil (9. Ausg.)

Sprout, Harold Hance, und Margaret Sprout. Toward a Politics of the Planet Earth. Van Nostrand Reinhold Company, 1971.