000 00298nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a621
100 _aG K Publications
245 0 _aGATE 2020 : Mechanical Engineering
250 _a1
260 _bG K Publications New Delhi
_c2020
942 _cBK
999 _c37051
_d37051