Dyfyniad APA

Thomas, J. M. (2007). Environmental economics & management: Theory, policy, and applications. Mason, OH: Thomson/South-Western.

Dyfyniad Arddull Chicago

Thomas, Janet M. Environmental Economics & Management: Theory, Policy, and Applications. Mason, OH: Thomson/South-Western, 2007.

Dyfyniad MLA

Thomas, Janet M. Environmental Economics & Management: Theory, Policy, and Applications. Mason, OH: Thomson/South-Western, 2007.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.