@book{49748,
	author = {Lawton, Philip},
	title = {Investment performance measurement :},
	publisher = {John Wiley & Sons,},
	year = {c2009},
	series = {CFA Institute investment perspectives series},
	address = {Hoboken, N.J. :},
	url = {http://www.loc.gov/catdir/toc/fy0905/2009004092.html}
}