Dyfyniad APA

Pearson, C. S. (2000). Economics and the global environment. University press.

Dyfyniad Arddull Chicago

Pearson, Charles S. Economics and the Global Environment. New York: University press, 2000.

Dyfyniad MLA

Pearson, Charles S. Economics and the Global Environment. University press, 2000.

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