APA (7th ed.) Citation

ESRI. (2004). ArcGis 9: Understanding map projections. ESRI.

Chicago Style (17th ed.) Citation

ESRI. ArcGis 9: Understanding Map Projections. Redlands [California]: ESRI, 2004.

MLA (8th ed.) Citation

ESRI. ArcGis 9: Understanding Map Projections. ESRI, 2004.

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