Simmons, I. G. (1981). The Ecology of natural resources (2nd ed.). Edward Arnold.
Chicago Style (17th ed.) CitationSimmons, Ian Gordon. The Ecology of Natural Resources. 2nd ed. London: Edward Arnold, 1981.
MLA (9th ed.) CitationSimmons, Ian Gordon. The Ecology of Natural Resources. 2nd ed. Edward Arnold, 1981.
Warning: These citations may not always be 100% accurate.