000 00289nam a22001217a 4500
003 OSt
008 230618b |||||||| |||| 00| 0 eng d
082 _a631.4
_bAE484
100 _aKnight, B.H.
245 _aSurveying & Levelling for Students
260 _aT.T.B.A., Patna
942 _2ddc
_cBK
999 _c28268
_d28268