APA (7th ed.) Citation

Lo, C. P., & Yeung, A. K. W. (2002). Concepts and techniques in geographic information systems. Prentice-Hall.

Chicago Style (17th ed.) Citation

Lo, C. P., and Albert K. W. Yeung. Concepts and Techniques in Geographic Information Systems. Upper Saddle River, N.J: Prentice-Hall, 2002.

MLA (9th ed.) Citation

Lo, C. P., and Albert K. W. Yeung. Concepts and Techniques in Geographic Information Systems. Prentice-Hall, 2002.