000 00251 a2200109 4500
001 63107
082 _a624.171YOU
090 _c37274
_d37274
100 _aYoung, B W.
245 _aEnergy methods of structural analysis
260 _bMacmillan
_c1981
942 _aNUST-CAE
_k624.171YOU
999 _c298180
_d298180