| 000 | 00446nam a22001577a 4500 | ||
|---|---|---|---|
| 008 | 230310b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aD 025.5 _bL8;M9 |
||
| 100 |
_aKumar, Krishan _91502 |
||
| 245 | _aReference service | ||
| 260 |
_aIndia: _bVikas Publishing House, _c1978 |
||
| 300 | _ax, 431p. | ||
| 650 | _aLibrary science | ||
| 653 | _aReference service | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c7723 _d7723 |
||