000 00298nam a2200145Ia 4500
100 _aTimings/ R.L.
942 _cRB
654 _aBasic Engineering
245 _aBasic Engineering
260 _bLongman
_aLondon
_c1981
082 _a621
_bTin
300 _a274
546 _aENGLISH
999 _c27051
_d27051