00597nam a22002057a 450000500170000001000370001702000260005403500170008003500230009703700210012003700130014108200170015410000160017124500630018725000110025026000400026127000590030130000250036070000060038520230627111046.0  a1516EN07   ENG-114755 ENG-137172  a9788173719578c525.00  aB-612485-499  aB-667982 EN-120704  aDPLbTechniz/ven  bDBAD/PUB  a343.54078624  aPatil, B.S.  aCivil engineering contracts and estimates /cby B.S. Patil  a4th ed  aHyderabadbUniversities Pressc2015  a3-6-747/1/A & 3-6-754/1,HimayatnagarbHyderbade500029  axiv,498p.c24cm(pbk)  d.