@book{28053,
	author = {Walkenbach, John. and ebrary, Inc.},
	title = {101 excel 2013 tips, tricks & timesavers},
	publisher = {Wiley,},
	year = {c2013.},
	series = {Mr. Spreadsheet's bookshelf},
	address = {Hoboken, N.J. :},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10718828}
}