00414nam a2200169Ia 450000100060000000800410000602000180004704000130006508200190007810000180009724500290011525000080014426000600015250100110021254600070022365000140023061300141120s9999    xx            000 0 und d  a9781259029837  cPK-LaUMT  a 625.72bDUG-S  aDuggal, S. K.  aSurveyingcDuggal, S. K.  a4th  aNew Delhi,India:bMcGraw Hiill Education (India),c2013  a2 vols  aEN  aSurveying