Tohutoro APA (7th ed.)

.Lo, C. P., & .Yeung, A. K. W. (2007). Concepts and techniques of geographic information systems (2nd ed.). Pearson Prentice Hall.

Tohutoru Kātū Chicago (17th ed.)

.Lo, C. P., me Albert K. W. .Yeung. Concepts and Techniques of Geographic Information Systems. 2nd ed. .Upper Saddle River, NJ: Pearson Prentice Hall, 2007.

Tohutoro MLA (9th ed.)

.Lo, C. P., me Albert K. W. .Yeung. Concepts and Techniques of Geographic Information Systems. 2nd ed. Pearson Prentice Hall, 2007.