APA استشهاد

Thomas, J. M. (2007). Environmental economics: Applications, policy, and theory. Mason, OH: Thomson/South-Western.

استشهاد بنمط شيكاغو

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

MLA استشهاد

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

تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.