@book{2046,
	author = {Arkin, Herbert.  and Colton, Raymond R.},
	title = {Statistical methods :},
	publisher = {Barnes & Noble,},
	year = {c1996.},
	address = {New York :},
	edition = {4th ed. },
	url = {http://www.loc.gov/catdir/enhancements/fy0815/96010598-d.html}
}