00391nam a22001457a 4500003000500000020002700005038001100032082001500043100002100058245007300079250001200152260003800164300001700202500002600219NUST  a978-81-203-3985-9qPBK  aArshad  a526.9bSAI  aSaikia, Mimi Das  aSurveying /cMimi Das Saikia, Bhargab Mohan Das, and Madan Mohan Das  a3rd ed.  aNew Dehli :bPHI learning,c2013.  axx, 464 p. ;  aReferences and Index.