| 000 | 00464nam a22001577a 4500 | ||
|---|---|---|---|
| 008 | 230313b |||||||| |||| 00| 0 eng d | ||
| 020 | _a8171920004 | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 100 | 1 |
_aKumar, P S G _91566 |
|
| 245 |
_aPractical guide to DDC 20: _b(Dewey Decimal Classification, edition 20) |
||
| 260 |
_aNagpur: _bDattsons, _c1990 |
||
| 300 | _a246p. | ||
| 650 | _aLibrary science | ||
| 653 | _aDDC | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c8055 _d8055 |
||