APA-viite (7. p.)

Environmental Systems Research Institute (Redlands, Calif.). (1996). Avenue: Customization and application development for arcview. ESRI.

Chicago-viite (17. p.)

Environmental Systems Research Institute (Redlands, Calif.). Avenue: Customization and Application Development for Arcview. Redlands, Calif.: ESRI, 1996.

MLA-viite (9. p.)

Environmental Systems Research Institute (Redlands, Calif.). Avenue: Customization and Application Development for Arcview. ESRI, 1996.

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