Hartshorn, T. A. (2000). Economic Geography (3rd ed.). Pentice Hall.
Cita Chicago Style (17a ed.)Hartshorn, Truman A. Economic Geography. 3rd ed. New Delhi: Pentice Hall, 2000.
Cita MLA (9a ed.)Hartshorn, Truman A. Economic Geography. 3rd ed. Pentice Hall, 2000.
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