000 | 00477 a2200181 4500 | ||
---|---|---|---|
020 | _a817000022x | ||
041 | _aEn | ||
082 |
_a025.52 _bSHA |
||
100 | _aSharma , Jagdish Saran | ||
245 | _aRefernce service and sources of information | ||
260 |
_c1987 _aNew Delhi _bEss Ess Publications _g1987 |
||
300 |
_c23 cm. _aviii,288 p. |
||
650 | _aLIBRARY SCIENCES | ||
650 | _aINFORMATION SERVICES | ||
650 | _aREFERENCE SERVICE | ||
700 | _aGrover , D.R. | ||
942 | _cLN | ||
999 |
_c20422 _d21969 |