000			003720000a22001570004500
245			_aDesign of concrete structures
100			_aWinter, George
100			_aNilson, Arthur H.
250			_a9th ed.
260			_aNew York _bMcGraw-Hill _c1979
300			_axiii, 647p. : ill.
020			_a007071116X
080			_a624.012.4 _bW5
041			_aEN
942			_cBK
999			_c112233 _d112233