Strahler, A. H. (1997). Physical geography: Science and systems of the human environment. John Wiley.
Chicago Style (17. basım) AtıfStrahler, Alan H. Physical Geography: Science and Systems of the Human Environment. New York: John Wiley, 1997.
MLA (8th ed.) AtıfStrahler, Alan H. Physical Geography: Science and Systems of the Human Environment. John Wiley, 1997.
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