000 00617pam a2200205a 44500
008 160408bc1992 xxu||||| |||| 00| 0 eng d
020 _a1856040119
082 _a025.04
_bC769O4
100 _aConvey,John
245 1 _aONLINE INFORMATION RETRIEVAL
_cAN INTRODUCTORY MANUAL TO PRINCIPLES AND PRACTICE
250 _a4th
260 _a
_bLibrary Association, London
_cc1992
300 _aviii,310
500 _aIncludes Bibliographical References And Index
650 _aOnline Data Processing
650 _aInformation Retrieval
650 _aInformation Services
964 _gCIRC
997 _aA120152 C
999 _c321552
_d321552