@book{1186,
	author = {Howell, Dusti. and Howell, Deanne K.},
	title = {Using PowerPoint in the classroom /},
	publisher = {Corwin Press,},
	year = {c2006.},
	address = {Thousand Oaks, Calif. :},
	edition = {2nd ed.},
	note = {Previous ed. entered under title.},
	url = {http://www.loc.gov/catdir/toc/ecip068/2006004607.html}
}