000 00293nam a2200121Ia 4500
008 211209s1990 xx 000 0 und d
041 _aeng
082 _a658.5 N90 GAR
100 _aGARG, H P
245 _aINDUSTRIAL MAINTENANCE.
260 _aNEW DELHI
_bS. CHAND & CO.
_c1990
300 _a403
999 _c20977
_d20977