Hoy, D. R., & Berry, L. (1980). Essentials of geography and development: Concepts and processes. Macmillan.
Citace podle Chicago (17th ed.)Hoy, Don R., a Leonard Berry. Essentials of Geography and Development: Concepts and Processes. New York: Macmillan, 1980.
Citace podle MLA (9th ed.)Hoy, Don R., a Leonard Berry. Essentials of Geography and Development: Concepts and Processes. Macmillan, 1980.
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