@book{9554,
	author = {Hill, Bill. and Leeman, Richard W.},
	title = {The art and practice of argumentation and debate. /},
	publisher = {Mayfield Pub. Co.,},
	year = {1997.},
	address = {Mountain View, Calif.:},
	url = {http://www.loc.gov/catdir/description/mh024/96028745.html}
}