| 000 | 00332cam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 180718b1974 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aP955 K96 | ||
| 100 | _aSuseela Kumar | ||
| 245 |
_aThe changing concepts of reference service _cby Suseela Kumar |
||
| 260 |
_aDelhi _bVikas _c1974 |
||
| 300 | _a327p. | ||
| 650 | _aReference service | ||
| 999 |
_c348966 _d348966 |
||