000 00279cam a22000977a 4500
008 180718b1962 xxu||||| |||| 00| 0 eng d
082 _aK63x42 Un3p
245 _aSecurity procedures in the public service
260 _aLondon
_bHer Majesty's Stationery Office
_c1962
300 _a42+p.
999 _c500109
_d500109