Head, George O., 1000 Autocad : tips and tricks : covers through Autocad .... / by George O. Head, Jan Doster Head. - First Edition. - clxxviii,544 pages ; 24 cm. ISBN: 8186340661 Subjects--Topical Terms: Engineering Index Terms--Genre/Form: Autocad.Computer-aided drafting. Dewey Class. No.: 620.00420285536 / H433