Cita APA (7th ed.)

Wright, R. T., & Boorse, D. (2011). Environmental science: Toward a sustainable future (11th ed.). Benjamin Cummings ; PHI Learning Pvt. Ltd..

Cita Chicago (17th ed.)

Wright, Richard T., i Dorothy Boorse. Environmental Science: Toward a Sustainable Future. 11th ed. Boston: Benjamin Cummings ; PHI Learning Pvt. Ltd., 2011.

Cita MLA (8th ed.)

Wright, Richard T., i Dorothy Boorse. Environmental Science: Toward a Sustainable Future. 11th ed. Benjamin Cummings ; PHI Learning Pvt. Ltd., 2011.

Atenció: Aquestes cites poden no estar 100% correctes.