@book{20238,
	author = {DUTTA,B.N.},
	title = {ESTIMATING AND COSTING IN CIVIL ENGINEERING : THEORY AND PRACTICE INCLUDING SPECIFICATIONS AND VALUATION},
	publisher = {CBS PUBLISHERS & DISTRIBUTORS (P) LTD },
	year = {1998 R.P.2016},
	edition = {28TH },
	note = {RBPPL82048/21-22}
}