000 00264nam a2200121Ia 4500
008 200701s1997 xx 000 0 eng d
100 _aBALLANEY.P.L
245 0 _aTHEORY OF MACHINES
250 _a20th
260 _bHI TECH
_c1997
300 _a1486
942 _2ddc
_cGE
999 _c423
_d423