Cita APA

Thomas, J. M., & Callan,Scott. (2009). Environmental economics (India ed.). Cengage Learning.

Citación estilo Chicago

Thomas, Janet M., and Callan,Scott. Environmental Economics. India ed. New Dehli: Cengage Learning, 2009.

Cita MLA

Thomas, Janet M., and Callan,Scott. Environmental Economics. India ed. Cengage Learning, 2009.

Warning: These citations may not always be 100% accurate.