.Bertoline, G. R. (1994). AutoCad for Engineering Graphics (2nd Ed.). Macmillan.
Dyfyniad Arddull Chicago.Bertoline, Gary R. AutoCad for Engineering Graphics. 2nd Ed. New York: Macmillan, 1994.
Dyfyniad MLA.Bertoline, Gary R. AutoCad for Engineering Graphics. 2nd Ed. Macmillan, 1994.
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