000 00394nam a2200145 a 4500
005 20151028161933.0
008 960221s1955 dcuabcdjdbkoqu001 0deng d
082 _a001.6421
100 _aLeigh, Ronald W.
_914634
245 _aAuto CAD
_b:A concise guide to commands and features
653 _aComputer Aided Drafting
942 _cBK
260 _aNew Delhi
_bGalgotia
_c1990
003 ViArRB
999 _c71972
_d71972