000 00396pam a2200157a 44500
082 _a624.183
_bB496t
100 _aBillington, David P.
245 1 _aTHIN SHELL CONCRETE STRUCTURES
260 _aN. Y.
_bMcgraw-Hill
_c1965
300 _a332
650 _aReinforced Concrete Construction
650 _aRoofs, Shell
650 _aShells (Engineering)
964 _gCIRC
997 _a31555 C
999 _c418119
_d418119