@book{5526,
	author = {Dutta, B N.},
	title = {Estimating and Costing in Civil Engineering: theory and practice},
	publisher = {UBS Publishers' Distributors, India,},
	year = {1993.},
	address = {[S.l.] :},
	edition = {23 r.e. ed.},
	url = {http://10.10.170.122:8080/browse/book/29058}
}