000 00255nam a2200109Ia 4500
008 220201s2018 xx 000 0 eng d
100 _aMEHER S P
245 0 _aCONTROL SYSTEM
260 _aDELHI
_bS K KATARIA AND SONS
_c2018
300 _a218
942 _2ddc
999 _c93991
_d93991