APA (7th ed.) Citation

Autodesk, I. (1990). Autocad symbol library user guide: Electrical, michanical, architectural plans, architectural sections. Autodesk Inc.

Chicago Style (17th ed.) Citation

Autodesk, Inc. Autocad Symbol Library User Guide: Electrical, Michanical, Architectural Plans, Architectural Sections. Autodesk Inc, 1990.

MLA (8th ed.) Citation

Autodesk, Inc. Autocad Symbol Library User Guide: Electrical, Michanical, Architectural Plans, Architectural Sections. Autodesk Inc, 1990.

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