Cita APA (7a ed.)
Lo, C. P., & Yeung, A. K. W. (2002). Concepts and techniques of geographic information systems. Prentice Hall.
Cita Chicago Style (17a ed.)
Lo, C. P., y Albert K. W. Yeung. Concepts and Techniques of Geographic Information Systems. Upper Saddle River, NJ: Prentice Hall, 2002.
Cita MLA (9a ed.)
Lo, C. P., y Albert K. W. Yeung. Concepts and Techniques of Geographic Information Systems. Prentice Hall, 2002.
Precaución: Estas citas no son 100% exactas.