Dyfyniad APA

CHANG, K. (2016). Introduction to geographic information systems. McGraw-Hill Education.

Dyfyniad Arddull Chicago

CHANG, Kang-Tsung. Introduction to Geographic Information Systems. McGraw-Hill Education, 2016.

Dyfyniad MLA

CHANG, Kang-Tsung. Introduction to Geographic Information Systems. McGraw-Hill Education, 2016.

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