Getis, A., Getis, J., & Fellmann, J. D. (2002). Introduction to geography (8th ed.). McGraw-Hill.
Chicago Style (17th ed.) CitationGetis, Arthur, Judith Getis, and Jerome Donald Fellmann. Introduction to Geography. 8th ed. Boston: McGraw-Hill, 2002.
MLA (9th ed.) CitationGetis, Arthur, et al. Introduction to Geography. 8th ed. McGraw-Hill, 2002.
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