00338pam a2200121 a 4500020002500000041000500025082000800030100002400038245009900062250001100161260003500172300000900207  a978-93-8-4559-51-9c  h  a624  aBirdie G S eAuthor  aA Textbook of Estimating and Costing (Civil Engineering ) 7thcBirdie G S hTextual Documents   a7th ED  bDhanpat Rai Pub. Companyc2015  a1026