000 00297nam a2200121Ia 4500
008 160710s1975 xx 000 0 und d
082 _a621.317 SUB
100 _aSUBHARAO, A.
245 2 _aA COURSE IN CONTROL ENGINEERING
260 _aDelhi
_bDHANPAT RAI
_c1975
300 _a783
942 _2ddc
_cB
999 _c36151
_d36151