APA (7th ed.) Citation

Callan, S., & Thomas, J. M. (2013). Environmental economics & management: Theory, policy, and applications (6th ed.). South-Western Cengage Learning.

Chicago Style (17th ed.) Citation

Callan, Scott, and Janet M. Thomas. Environmental Economics & Management: Theory, Policy, and Applications. 6th ed. Australia: South-Western Cengage Learning, 2013.

MLA (9th ed.) Citation

Callan, Scott, and Janet M. Thomas. Environmental Economics & Management: Theory, Policy, and Applications. 6th ed. South-Western Cengage Learning, 2013.