000 00249pam a2200109a 44500
082 _a624.9
_bG358D3
100 _aGibson, J.E.
245 1 _aTHE DESIGN OF SHELL ROOFS
260 _aLondon
_bE. & F.N. Spon Ltd
_c
964 _gCIRC
997 _a8989 C
999 _c418261
_d418261