@book{31255,
	author = {Ritchie, Stephen M.,},
	title = {The World of Science Education :},
	publisher = {Brill | Sense,},
	year = {2009.},
	series = {Cultural and Historical Perspectives on Science Education ;},
	address = {Leiden; },
	url = {http://dx.doi.org/10.1163/9789087909291}
}