000 003240000a22001210004500
245 _aNational building specification 1973
260 _aLondon
_bNational Building Specification Limited
_c1972
300 _a195p. : ill.
080 _a69.001.3
_bN3
650 _aBUILDINGS - Specification
041 _aEN
942 _cBK
999 _c105168
_d105168