Wagner, R. H. (1978). Man and the environment. (3rd ed.). W W Norton.
Tohutoru Kātū Chicago (17th ed.)Wagner, Richard H. Man and the Environment. 3rd ed. New York: W W Norton, 1978.
Tohutoro MLA (9th ed.)Wagner, Richard H. Man and the Environment. 3rd ed. W W Norton, 1978.
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