Dyfyniad APA

Tisdell, C. A. (2010). Resource and environmental economics: Modern issues and applications. World Scientific.

Dyfyniad Arddull Chicago

Tisdell, Clement A. Resource and Environmental Economics: Modern Issues and Applications. New Jersey: World Scientific, 2010.

Dyfyniad MLA

Tisdell, Clement A. Resource and Environmental Economics: Modern Issues and Applications. World Scientific, 2010.

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