@book{21548,
	author = {Anderson, David R. and Sweeney, Dennis J.},
	title = {Statistics for business and economics /},
	publisher = {South-Western Cengage Learning,},
	year = {c2011.},
	address = {Australia ;},
	edition = {11e [ed.].},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy1105/2009932190-b.html}
}