@book{125160,
	author = {Nunes, Terezinha.},
	title = {Learning and teaching mathematics :},
	publisher = {Psychology Press,},
	year = {c1997.},
	address = {Hove, East Sussex :},
	url = {http://www.loc.gov/catdir/enhancements/fy0652/97202039-d.html}
}