00492nam a2200157Ia 450000500170000000800410001708200150005810000110007324500920008425000120017626000380018830000180022650400500024465000140029465000260030820240911061007.0190214s9999    xx            000 0 und d  a526.9bAGO  aAgor.R 0a A textbook on surveying  & leveling for degree A.M.I.E and diploma  students/cR .Agor  a4th ed.  aDelhi :bKhannan Publisher,c1980  aVarious pages  aIncludes bibliographical references and index  aSurveying  aSurveying  & leveling