00378nam a2200157Ia 4500003000400000005001700004008004100021040001100062082001400073100001900087245001400106250001400120260005600134300000800190650002200198OSt20240308211922.0230106s9999    xx            000 0 und d  cMRSPTU  a624bNA-S  aNarinder SIngh 0aSurveying  a1st . Ed.  aNew DelhibTata McGraw Hill Education Limitedc1994  a308  aCivil Engineering