000 003330000a22001450004500
245 _aThe design of shell roofs
100 _aGibson, J.
250 _a3d ed.
260 _aLondon
_bSpon
_c1968
300 _a300 p., ill.
440 _aSpon's Civil Engineering series
080 _a624.074.4
_bG31
041 _aEN
942 _cBK
999 _c95634
_d95634