Heywood, D. I., Cornelius, S., & Carver, S. (2006). An introduction to geographical information systems / Ian Heywood, Sarah Cornelius and Steve Carver (3rd ed.). Prentice Hall.
Chicago Style (17th ed.) CitationHeywood, D. Ian, Sarah Cornelius, and Steve Carver. An Introduction to Geographical Information Systems / Ian Heywood, Sarah Cornelius and Steve Carver. 3rd ed. Harlow: Prentice Hall, 2006.
MLA (9th ed.) CitationHeywood, D. Ian, et al. An Introduction to Geographical Information Systems / Ian Heywood, Sarah Cornelius and Steve Carver. 3rd ed. Prentice Hall, 2006.
Warning: These citations may not always be 100% accurate.