Cita APA (7th ed.)

Johnson, N. (1991). AutoCAD: The complete reference. Osborne McGraw-Hill.

Cita Chicago (17th ed.)

Johnson, Nelson. AutoCAD: The Complete Reference. Berkely: Osborne McGraw-Hill, 1991.

Cita MLA (9th ed.)

Johnson, Nelson. AutoCAD: The Complete Reference. Osborne McGraw-Hill, 1991.