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999 _c9549
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003 OSt
005 20201216160732.0
008 201216b ||||| |||| 00| 0 eng d
020 _a9788189401214
040 _aLibrary 2
_cLibrary 2
082 _217th
_a691
_bSIN
100 _dSingh, Gurcharan
245 _aBuilding Construction and Material
_hEng
260 _aDelhi
_bRajsons Publications Pvt Ltd
_c2019
300 _a933p.
942 _2ddc
_cBK
_e17th
_k691
_mSIN