| 000 | 00561nam a22001697a 4500 | ||
|---|---|---|---|
| 008 | 230309b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 0251.135 _bK1 |
||
| 100 |
_aStevens, Norman D _92377 |
||
| 245 | _aComparative study of three systems of information retrieval | ||
| 260 |
_aNew Brunswick: _bGraduate School of Library Service Rutgers, _c1961 |
||
| 300 | _avii, 149p. | ||
| 650 | _aLibrary science | ||
| 653 | _aThree systems | ||
| 653 | _aInformation retrieval | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c6784 _d6784 |
||