Dyfyniad APA

(1996). Environment and development economics. Cambridge University Press.

Dyfyniad Arddull Chicago

Environment and Development Economics. Cambridge, UK: Cambridge University Press, 1996.

Dyfyniad MLA

Environment and Development Economics. Cambridge University Press, 1996.

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