Chang, K. (2008). Introduction to Geographic Information Systems (4th ed.). Tata McGraw Hill Education Private Limited.
Citace podle Chicago (17th ed.)Chang, Kang-tsung. Introduction to Geographic Information Systems. 4th ed. New Delhi: Tata McGraw Hill Education Private Limited, 2008.
Citace podle MLA (9th ed.)Chang, Kang-tsung. Introduction to Geographic Information Systems. 4th ed. Tata McGraw Hill Education Private Limited, 2008.
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