@book{215431,
	author = {Du Plessis, Jeremy. and ebrary, Inc.},
	title = {The definitive guide to point and figure},
	publisher = {Harriman House,},
	year = {2012.},
	address = {Petersfield, Hampshire :},
	edition = {2nd ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10751003}
}