@book{1882,
	author = {Johnston-Wilder, Sue.},
	title = {Learning to teach mathematics in the secondary school :},
	publisher = {Routledge,},
	year = {2011.},
	series = {Learning to teach subjects in the secondary school series},
	address = {Milton Park, Abingdon, Oxon ;},
	edition = {3rd ed.}
}