000 00329nam a2200145Ia 4500
008 220421s9999||||xx |||||||||||||| ||und||
020 _c-
040 _aET
100 _aGOPAL/ NAGRATH
245 0 _aCONTRO SYSTEMS ENGINEERING
260 _bNEW AGE INTERNATIONAL
_aNEW DELHI
300 _a895
500 _a41797
942 _cBK
999 _c47812
_d47812