@book{48408,
	author = {Guttag, John. and ebrary, Inc.},
	title = {Introduction to computation and programming using Python},
	publisher = {MIT Press,},
	year = {2013.},
	address = {Cambridge, MA :},
	edition = {Spring 2013 ed.},
	note = {Includes index.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10640074}
}