Cita APA (7a ed.)

Douglas, B. (2008). Achieving business success with GIS. John Wiley & Sons.

Cita Chicago Style (17a ed.)

Douglas, Bruce. Achieving Business Success with GIS. Chichester: John Wiley & Sons, 2008.

Cita MLA (8a ed.)

Douglas, Bruce. Achieving Business Success with GIS. John Wiley & Sons, 2008.