@book{11956,
	author = {Williams, Brian K., and Sawyer, Stacey C.},
	title = {Using information technology :},
	publisher = {McGraw-Hill/Irwin,},
	year = {c2003.},
	address = {Boston :},
	edition = {5th ed.},
	url = {http://www.loc.gov/catdir/description/mh022/2002100742.html}
}