Clarke, K. C. (1997). Getting started with geographic information systems. Prentice Hall.
Chicago Style (17. basım) AtıfClarke, Keith C. Getting Started with Geographic Information Systems. Upper Saddle River, NJ: Prentice Hall, 1997.
MLA (9th ed.) AtıfClarke, Keith C. Getting Started with Geographic Information Systems. Prentice Hall, 1997.
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