000 00281nam a2200121Ia 4500
008 220201s1984 xx 000 0 eng d
082 _a621.81
_bABD
100 _aAbdulla shrariff
245 0 _aTheory of machine
260 _bDhanpatrai&sons
_c1984
300 _a809
942 _2ddc
999 _c83351
_d83351