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020 _a1566041414
041 _aEN
082 _a620.00420285
_bHEA
_223
100 _aHead, George O.
100 _a Head, Jan Doster
245 _a1000 Autocad tips & tricks [with Disk]
_c/George O. Head, Jan Doster Head
250 _a4th ed.
260 _aNorth Carolina
_bVentana Press
_c1995
300 _alvi, 567 p.
509 _aNS
650 _aAutoCAD
650 0 _a CAD
_9101465
650 0 _a Computer-aided design
_9101485
942 _cR