00335nam a2200133Ia 4500008004100000041000800041082001500049100001600064245002000080260006100100300000800161365001600169700001600185230718s9999    xx            000 0 und d  aeng  a626.9bDUG  aDuggal S.K.  aSurveying Vol.I  c1999bTata McGraw HillGraw- Hill Publishing Company Ltd.  a662  cRs.b130.00  aDuggal S.K.