Citazione Stile APA (7a Edizione)

CALLAN, S. J., & THOMAS, J. M. (1996). Environmental economics and management: Theory, policyand applications. Irwin.

Citazione stile Chigago Style (17a edizione)

CALLAN, Scott J., e Janet M. THOMAS. Environmental Economics and Management: Theory, Policyand Applications. Chicago: Irwin, 1996.

Citatione MLA (9a ed.)

CALLAN, Scott J., e Janet M. THOMAS. Environmental Economics and Management: Theory, Policyand Applications. Irwin, 1996.