APA (7th ed.) Citation
Earle, J. H. Engineering design graphics. AutoCAD. Release 12 (8.edition.). Addison-Wesley Publishing Company.
Chicago Style (17th ed.) Citation
Earle, James H. Engineering Design Graphics. AutoCAD. Release 12. 8.edition. Addison-Wesley Publishing Company.
MLA (9th ed.) Citation
Earle, James H. Engineering Design Graphics. AutoCAD. Release 12. 8.edition. Addison-Wesley Publishing Company.
Warning: These citations may not always be 100% accurate.