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100 _aNarayanan, S
245 0 _aIntroduction to civil engineering
260 _aKollam
260 _bPhasor Books
260 _c2000
300 _a292p.
650 _aCivil engineering
650 _aSurveying
700 _aLalu, Mangal
942 _cBK
999 _c40643
_d40643