@book{41088,
	author = {Marras, William S. and ebrary, Inc.},
	title = {The working back},
	publisher = {Wiley-Interscience,},
	year = {c2008.},
	address = {Hoboken, N.J. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10225354}
}