Cita APA (7th ed.)
Miller, G. T. (1997). Sustaining the earth: An integrated approach (3rd ed.). Wadsworth Pub. Co..
Cita Chicago (17th ed.)
Miller, G. Tyler. Sustaining the Earth: An Integrated Approach. 3rd ed. New York: Wadsworth Pub. Co., 1997.
Cita MLA (9th ed.)
Miller, G. Tyler. Sustaining the Earth: An Integrated Approach. 3rd ed. Wadsworth Pub. Co., 1997.
Atenció: Aquestes cites poden no estar 100% correctes.