Cita APA (7a ed.)
Earle, J. H. Engineering design graphics. AutoCAD. Release 12 (8.edition.). Addison-Wesley Publishing Company.
Cita Chicago Style (17a ed.)
Earle, James H. Engineering Design Graphics. AutoCAD. Release 12. 8.edition. Addison-Wesley Publishing Company.
Cita MLA (9a ed.)
Earle, James H. Engineering Design Graphics. AutoCAD. Release 12. 8.edition. Addison-Wesley Publishing Company.
Precaución: Estas citas no son 100% exactas.