Dyfyniad APA

Goldfarb, T. D. (1997). Sources: Notable selections in environmental studies. Brown and Benchmark.

Dyfyniad Arddull Chicago

Goldfarb, Theodore D. Sources: Notable Selections in Environmental Studies. New York: Brown and Benchmark, 1997.

Dyfyniad MLA

Goldfarb, Theodore D. Sources: Notable Selections in Environmental Studies. Brown and Benchmark, 1997.

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