Lua APA (7ú heag.)

Chang, K. (2006). Introduction to geographic information systems (3rd ed.). McGraw-Hill Higher Education.

Lua i Stíl Chicago (17ú heag.)

Chang, Kang-Tsung. Introduction to Geographic Information Systems. 3rd ed. Boston: McGraw-Hill Higher Education, 2006.

Lua MLA (8ú heag.)

Chang, Kang-Tsung. Introduction to Geographic Information Systems. 3rd ed. McGraw-Hill Higher Education, 2006.

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