000 00254nam a2200097Ia 4500
008 190703s9999 xx 000 0 und d
100 _aGOPAL, M.
245 0 _aCONTROL SYSTEMS PRINCIPLES AND DESIGN
260 _aNEW DELHI
_bTata McGraw-Hill
942 _cBB
_2DDC
999 _c6427
_d6427