@book{94870,
	author = {Isoda, Masami. and Katagiri, Shigeo. and ebrary, Inc.},
	title = {Mathematical thinking},
	publisher = {World Scientific Pub. Co.,},
	year = {2012.},
	series = {Monographs on lesson study for teaching mathematics and sciences ;},
	address = {Singapore :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10563515}
}