Παραπομπή APA

Burrough, P. A., & Mc Donnell, R. A. (2010). Principles of geographical information systems.

Παραπομπή Chicago Style

Burrough, Peter A., και Rachael A. Mc Donnell. Principles of Geographical Information Systems. New York, Oxford University Press, 2010.

Παραπομπή MLA

Burrough, Peter A., και Rachael A. Mc Donnell. Principles of Geographical Information Systems. 2010.