000 00348cam a22001097a 4500
008 180718b1965 xxu||||| |||| 00| 0 eng d
082 _aX2x42 Un3ci
245 _aConstruction industry
_cby Ministry of Labour, United Nations
260 _aLondon
_bHer Majesty's Stationery Office
_c1965
300 _a50+p.
700 _aUnited Nations.Ministry of Labour
999 _c498734
_d498734