APA-viite (7. p.)
(2002). An introduction to geographical information systems (2nd ed.). Prentice Hall ; Dorling Kindersley.
Chicago-viite (17. p.)
An Introduction to Geographical Information Systems. 2nd ed. Harlow, England ; New York ; New Deli: Prentice Hall ; Dorling Kindersley, 2002.
MLA-viite (9. p.)
An Introduction to Geographical Information Systems. 2nd ed. Prentice Hall ; Dorling Kindersley, 2002.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.