@book{875,
	author = {User – centered system design.},
	title = {Mobile computer usability :},
	publisher = {Springer,},
	year = {c2014.},
	address = {New York :},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy1317/2013949483-b.html}
}