@book{3910,
	author = {Hilton, Ronald W.et.al and Maher, Michael W,},
	title = {Cost management :},
	publisher = {McGraw-Hill/Irwin,},
	year = {2008.},
	address = {Boston :},
	edition = {4th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0743/2007025484-t.html}
}