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| 005 | 20241005140250.0 | ||
| 008 | 210321s9999 xx 000 0 und d | ||
| 020 | _a238 | ||
| 041 | _aEnglish | ||
| 082 | _a537 | ||
| 100 | _aKhanna,D.R | ||
| 245 | 0 | _aSound | |
| 250 | _aFirst | ||
| 260 |
_bAtma Ram and SonsNew Delhi _c1992 |
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| 300 | _a508 | ||
| 500 | _aBBM | ||
| 650 | _aElectricity and electronics | ||
| 700 | _aBedi.R.S | ||
| 942 | _cBK | ||
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_c237 _d237 |
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