000			00558nam a22001817a 4500
008			230313b |||||||| |||| 00| 0 eng d
040			_aNational Science Library _cNational Science Library
080			_aD 025.5:007.52 _bM9
245			_aExpert systems in reference services
260			_aNew York: _bThe Haworth Press, _c1989
300			_axvii, 238p.
650			_aReference services
653			_aLibrary applications
653			_aCatalog subject
700			_aRoysdon, Christine (Ed.)
700			_aWhite, Howard D (Ed.)
942			_2udc _cBK
999			_c7953 _d7953