00389nam a22001575i 45000010009000000050017000090080041000260200018000670400013000850820020000981000022001182450040001402500012001802600028001923000011002201947263120201229141821.0170130s2017 ohu 000 0 eng  a9781337094740 cPK-LaUMT a624.1821bSEG-S1 aSegui, William T.10aSteel design /cby William T. Segui a6th ed. aDelhi :bCengage,c2018 a751 p.