Longley, P. (2005). Geographic information systems and science (2nd ed.). Wiley.
Chicago Style (17th ed.) CitationLongley, Paul. Geographic Information Systems and Science. 2nd ed. Chichester, England: Wiley, 2005.
MLA (9th ed.) CitationLongley, Paul. Geographic Information Systems and Science. 2nd ed. Wiley, 2005.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.