APA Edition Citation

Callen, E. J., & Thomas M Janet. (2016). Environmental economics and management: Theory, policy, and applications (6th ed.). Cengage Learning.

Chicago Edition Citation

Callen, Ecott J., and Thomas M Janet. Environmental Economics and Management: Theory, Policy, and Applications. 6th ed. Andover: Cengage Learning, 2016.

MLA Edition Citation

Callen, Ecott J., and Thomas M Janet. Environmental Economics and Management: Theory, Policy, and Applications. 6th ed. Cengage Learning, 2016.