000 00303 a2200133 4500
082 _a625.723
_bSIN
090 _c18389
_d28509
100 _aSingh, Gurcharan
245 _aSurveying
260 _aDelhi
_bKhanna Publishers
_c1986
_g1986
300 _a[vi],620p.
_c21cm
650 _aSurveying
942 _cPR
999 _c46245
_d46245