@book{230463,
	author = {Wheeler, Bert. and ebrary, Inc.},
	title = {Tcl/Tk8.5 programming cookbook},
	publisher = {Packt Pub.,},
	year = {c2011.},
	address = {Birmingham, U.K. :},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10458014}
}