@book{8371,
	author = {Aziz, M. A.},
	title = {A textbook of estimating and costing, /},
	publisher = {Zoberi Publisher,},
	year = {1967.},
	address = {[S.l.] :},
	url = {http://www.amazon.com/exec/obidos/ASIN/B0006FFBH6/chopaconline-20}
}