Hoy, D. R. (1980). Essentials of Geography and Development: Concepts And Processes. Macmillan Publishing Co, Inc.
Chicago Style (17th ed.) ZitazioaHoy, Don R. Essentials of Geography and Development: Concepts And Processes. USA: Macmillan Publishing Co, Inc, 1980.
MLA (9th ed.) ZitazioaHoy, Don R. Essentials of Geography and Development: Concepts And Processes. Macmillan Publishing Co, Inc, 1980.
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