@book{250587,
	author = {Hewitt, Paul G. and Suchocki, John.},
	title = {Conceptual physical science-- explorations /},
	publisher = {Addison Wesley,},
	year = {c2007.},
	address = {San Francisco :},
	edition = {Media update.},
	url = {http://www.loc.gov/catdir/toc/ecip0518/2005025400.html}
}