000 00424nam a2200157Ia 4500
008 190930s9999 xx 000 0 und d
020 _a0000008858
082 _a627.81
100 _aAgor R.
245 0 _aText Book of Surveying and Levelling
250 _aFirst
260 _aNew Delhi
_bKhanna Publications,New Delhi.
_c1979
536 _aManagement
650 _aMechanical EngineeringLevelling Surveying
942 _cBK
999 _c4029
_d4029