APA (7th ed.) Citation

Sholarin, E., & Awange, J. (2015). Geographical information system (GIS).

Chicago Style (17th ed.) Citation

Sholarin, E., and Joseph Awange. Geographical Information System (GIS). 2015.

MLA (9th ed.) Citation

Sholarin, E., and Joseph Awange. Geographical Information System (GIS). 2015.

Warning: These citations may not always be 100% accurate.