Lua APA (7ú heag.)

Johnson, N. (1989). AutoCAD: The complete reference. Osborne McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Johnson, Nelson. AutoCAD: The Complete Reference. Berkeley, Calif: Osborne McGraw-Hill, 1989.

Lua MLA (9ú heag.)

Johnson, Nelson. AutoCAD: The Complete Reference. Osborne McGraw-Hill, 1989.

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