Tietueen sitaatit
APA-viiteLongley, P. A., Goodchild, M. F., Maguire, D. J., & Rhind, D. W. (2005). Geographical information systems: Principles, techniques, management, and applications (2nd ed., abridged.). Wiley.
Chicago-tyylinen lähdeviittausLongley, Paul A., Michael F. Goodchild, David J. Maguire, ja David W. Rhind. Geographical Information Systems: Principles, Techniques, Management, and Applications. 2nd ed., abridged. New York : Chichester: Wiley, 2005.
MLA-viiteLongley, Paul A., et al. Geographical Information Systems: Principles, Techniques, Management, and Applications. 2nd ed., abridged. Wiley, 2005.
Harvard-tyylinen lähdeviittausLongley, P. A., Goodchild, M. F., Maguire, D. J. & Rhind, D. W. 2005. Geographical information systems: Principles, techniques, management, and applications. 2nd ed., abridged. New York : Chichester: Wiley.