000 00319 a2200133 4500
020 _a0-85157-325-8
082 _a001.539 Mcg.M1
100 _qMcGarry,K J
245 _aChanging context of information
260 _aLondon
_bClive Bingley
_c1981
300 _b189p.
650 _2Library science
942 _2ddc
_cBK
999 _c299923
_d299923