@book{51089,
	author = {Norman, Eric S. and Brotherton, Shelly A.},
	title = {Work breakdown structures :},
	publisher = {John Wiley & Sons ;},
	year = {c2008},
	address = {Hoboken, N.J. :},
	url = {http://www.loc.gov/catdir/enhancements/fy0829/2008013177-t.html}
}