000 00270nam a2200121 a 4500
003 EIA
001 4928
942 _02
_2ddc
_cBK
245 _aAutocad :
_bthe complete reference
260 _cc1989
008 141112s1989 ck r 000 u spa d
082 _a001.6425
_bJ68a
999 _c1185
_d1185