@book{14025,
	author = {Preece, Brian Wilfred.},
	title = {Models for structural concrete /},
	publisher = {C.R. Books,},
	year = {1964.},
	series = {Concrete library.},
	address = {[S.l.] :},
	note = {Import.},
	url = {http://www.amazon.com/exec/obidos/ASIN/B0000CM63L/chopaconline-20}
}