000 00266n a2200109ua 4500
040 _aP K Kelkar Library, IIT Kanpur
100 _aKanetkar, T.P
245 0 _aSurveying and levelling
_cT.P. Kanetkar
260 _a
_b
_c
300 _a624p
997 _aA36159 C
999 _c461581
_d461581