000 00311 a2200121 4500
000 nam a22 7a 4500
020 _a1576450082
100 _aPefley,Richard K
_9104
245 _aMechanical engineering problems and solutions
250 _a6
260 _bEngineering Press
_c1997
264 _bEngineering Press
999 _c35990
_d35990