@book{8810,
	author = {Peterson, Bryan F.},
	title = {Understanding exposure :},
	publisher = {Amphoto Books,},
	year = {2004.},
	address = {New York :},
	edition = {Rev. ed.},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/toc/ ecip0410/2003023838.html}
}