@book{49091,
	author = {Roth, Charles H.},
	title = {Fundamentals of logic design /},
	publisher = {Thomson,},
	year = {c2006},
	address = {Belmont, CA :},
	edition = {5th ed.},
	url = {http://www.loc.gov/catdir/toc/fy042/2003102726.html}
}