APA (7th ed.) Zitazioa
Lo, C. P., & Yeung, A. K. W. (2002). Concepts and techniques of geographic information systems. Prentice Hall.
Chicago Style (17th ed.) Zitazioa
Lo, C. P., eta Albert K. W. Yeung. Concepts and Techniques of Geographic Information Systems. Upper Saddle River, NJ: Prentice Hall, 2002.
MLA (9th ed.) Zitazioa
Lo, C. P., eta Albert K. W. Yeung. Concepts and Techniques of Geographic Information Systems. Prentice Hall, 2002.
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