@book{7475,
	author = {Libby, Patricia A. and Whitecotton, Stacey},
	title = {Principles of accounting /},
	publisher = {McGraw-Hill Irwin,},
	year = {c2009.},
	address = {Boston :},
	url = {http://www.loc.gov/catdir/toc/ecip0827/2008038810.html}
}