APA ציטוט

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

Chicago Edition Citation

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

ציטוט MLA

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