@book{2948,
	author = {Nelson, Stephen L.,},
	title = {Excel data analysis for dummies /},
	publisher = {Wiley,},
	year = {2002.},
	address = {New York :},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/bios/wiley045/2002106045.html}
}