APA (7th ed.) Citation

Ormsby, T., & Alvi, J. (1999). Extending ArcView GIS: Teach yourself to use ArcView GIS extensions. Environmental Systems Research Institute.

Chicago Style (17th ed.) Citation

Ormsby, Tim, and Jonell Alvi. Extending ArcView GIS: Teach Yourself to Use ArcView GIS Extensions. Redlands, California: Environmental Systems Research Institute, 1999.

MLA (8th ed.) Citation

Ormsby, Tim, and Jonell Alvi. Extending ArcView GIS: Teach Yourself to Use ArcView GIS Extensions. Environmental Systems Research Institute, 1999.

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