000 00294nam a2200121Ia 4500
008 220201s2018 xx 000 0 eng d
082 _a621
_bKUM-M
100 _aKUMAR D S
245 0 _aMECHANICAL ENGINEERING
260 _aNEW DELHI
_bS K KATARIA & SONS
_c2018
300 _a22.11
942 _2ddc
999 _c32717
_d32717