00425    a2200145   4500020001800000082001500018100001600033245007700049250000900126260004300135300002600178650001400204650003400218650002700252  a9788189401245  a526.9bARO  aArora, K.R.  aSurveyingba text book for degree, diploma and same students in SI units  a10th  aDelhibStandard book housec1991g2010  axiii,681p.billc24cm  aSurveying  aAstronomy and allied sciences  aMathematical geography