Gaya APA

Callan, Scott J., Janet M. Thomas. (2013). Environmental economics and management: theory, policy, and applications . America: South-Western Cengage Learning.

Gaya Chicago

Callan, Scott J., Janet M. Thomas. Environmental economics and management: theory, policy, and applications. America: South-Western Cengage Learning, 2013. Text.

Gaya MLA

Callan, Scott J., Janet M. Thomas. Environmental economics and management: theory, policy, and applications. America: South-Western Cengage Learning, 2013. Text.

Gaya Turabian

Callan, Scott J., Janet M. Thomas. Environmental economics and management: theory, policy, and applications. America: South-Western Cengage Learning, 2013. Print.