@book{3720,
	author = {Libby, P and Patricia A. Libby},
	title = {Study guide for use with principles of accounting /},
	publisher = {McGraw-Hill/Irwin,},
	year = {c2009.},
	address = {Boston :},
	note = {Contains exercises and tables
In two volumes:
vol. 1 contains chapters 1-12;
vol. 2 contains chapters 12-25}
}