Pipkin, B. W., Trent, D. D., & Hazlett, R. (2005). Geology and the environment (4th ed.). Brokks/Cole.
Chicago Style (17th ed.) CitationPipkin, Bernard W., D. D. Trent, and Richard Hazlett. Geology and the Environment. 4th ed. Australia: Brokks/Cole, 2005.
MLA citiranjePipkin, Bernard W., et al. Geology and the Environment. 4th ed. Brokks/Cole, 2005.
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