000 00277nam a2200121Ia 4500
008 220201s1970 xx 000 0 eng d
082 _a621
_bJAI
100 _aJain, Rk
245 0 _aGeneral mechanical engineering
260 _bFriend Co
_c1970
300 _a299
942 _2ddc
999 _c78357
_d78357