000			003030000a22001330004500
245			_aStructural steelwork for students
100			_aLeech, L.V.
260			_aLondon _bButterworths _c1972
300			_a76p. : ill.
020			_a0408703423
080			_a624.014 _bL4
041			_aEN
942			_cBK
999			_c95301 _d95301