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020 | _a9788190439862 | ||
082 |
_a620 _bCOM |
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090 |
_c17505 _d26890 |
||
245 | _aThe complete technology book on bricks cement and asbestos | ||
260 |
_aDelhi _bNiir project consultancy services _c19 _g19 |
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300 |
_a[iv],712p. _c21cm |
||
650 | _aENGINEERING AND ALLIED OPERATIONS | ||
942 | _cPR | ||
999 |
_c45437 _d45437 |