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| 008 | 240701b |||||||| |||| 00| 0 eng d | ||
| 020 | _a9789392837753 | ||
| 082 | _a153.9450 MAT | ||
| 100 | _aMatcha, Ashok | ||
| 245 | _aAdvancements in Science & Technology: For UPSC and State Civil Services Examinations | ||
| 260 |
_aDelhi _bGKP _c2022 |
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| 300 | _aD.F. | ||
| 650 | _aScience & Technology | ||
| 942 |
_2ddc _cCBK _02 |
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_c11712 _d11712 |
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