APA način citiranja

Callan, S. (1996). Environmental economics and managerment: Theory, policy, and applications. Chcago: Irwin.

Čikaški stil citiranja

Callan, Scott. Environmental Economics and Managerment: Theory, Policy, and Applications. Chcago: Irwin, 1996.

MLA način citiranja

Callan, Scott. Environmental Economics and Managerment: Theory, Policy, and Applications. Chcago: Irwin, 1996.

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