| 000 | 00405nam a2200169Ia 4500 | ||
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| 008 | 230515s9999||||xx |||||||||||||| ||und|| | ||
| 040 | _aMAIN | ||
| 041 | _aEnglish | ||
| 082 |
_a025.42 _bKRI N1 |
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| 100 | _aKrishan Kumar | ||
| 245 | 0 |
_aTheory of classification _cKrishan Kumar |
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| 250 | _a4th | ||
| 260 |
_aNew Delhi _bVikas _c1991 |
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| 300 | _a560 | ||
| 650 | _aLibrary classification | ||
| 942 | _cBK | ||
| 999 |
_c9570 _d9570 |
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