Goldfarb, T. D. (1997). Sources: Notable selections in environmental studies. Brown and Benchmark.
Chicago-referens (17:e uppl.)Goldfarb, Theodore D. Sources: Notable Selections in Environmental Studies. New York: Brown and Benchmark, 1997.
MLA-referens (9:e uppl.)Goldfarb, Theodore D. Sources: Notable Selections in Environmental Studies. Brown and Benchmark, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.