@book{1327,
	author = {Rost, Randi J., and Kessenich, John M.},
	title = {OpenGL shading language /},
	publisher = {Addison-Wesley,},
	year = {c2006.},
	address = {Upper Saddle River, NJ :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/toc/ecip061/2005029650.html}
}