Cita APA (7a ed.)

Tomlinson, R. (2003). Thinking about GIS: Geographic Information System Planning for Managers (1st edition.). ESRI Press.

Cita Chicago Style (17a ed.)

Tomlinson, Roger. Thinking About GIS: Geographic Information System Planning for Managers. 1st edition. Redlans, California: ESRI Press, 2003.

Cita MLA (8a ed.)

Tomlinson, Roger. Thinking About GIS: Geographic Information System Planning for Managers. 1st edition. ESRI Press, 2003.