00357nam a2200157Ia 4500008004100000041001200041082000800053082001100061100001900072100001100091245003500102260000900137260003000146260000900176650001400185150909s9999    xx            000 0 und d  aEnglish  a624  bKAN/SU  aKanelkar T.P    eAuthor  aSurveying and levelling part-1  aPune  bVidyarthi Griha Prakashan  c1997  aSurveying