@book{11294,
	author = {Miller, James D. and Miller, James D.},
	title = {Principles of microeconomics /},
	publisher = {McGraw-Hill Irwin,},
	year = {2009.},
	address = {Boston :},
	url = {http://www.loc.gov/catdir/enhancements/fy0806/2007048719-b.html}
}