Hodges, L. (1977). Environmental Pollution (2nd.). Holt, Rinehart and Winston, Inc.
Chicago Stili AlıntıHodges, Lawrent. Environmental Pollution. 2nd. New York: Holt, Rinehart and Winston, Inc, 1977.
MLA AlıntıHodges, Lawrent. Environmental Pollution. 2nd. Holt, Rinehart and Winston, Inc, 1977.
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