Lua APA (7ú heag.)
Burrough Peter A & McDonnel Rachael A. (1998). Principles of geographical information systems. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)
Burrough Peter A agus McDonnel Rachael A. Principles of Geographical Information Systems. New Delhi: Oxford University Press, 1998.
Lua MLA (9ú heag.)
Burrough Peter A agus McDonnel Rachael A. Principles of Geographical Information Systems. Oxford University Press, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.