Citazione Stile APA (7a Edizione)

Callan, S., & Thomas, J. M. (1996). Environmental economics and management: Theory, policy, and applications. Irwin.

Citazione stile Chigago Style (17a edizione)

Callan, Scott, e Janet M. Thomas. Environmental Economics and Management: Theory, Policy, and Applications. Chicago: Irwin, 1996.

Citatione MLA (8a ed.)

Callan, Scott, e Janet M. Thomas. Environmental Economics and Management: Theory, Policy, and Applications. Irwin, 1996.