@book{34146,
	author = {Wegerif, Rupert. and SpringerLink (Online service)},
	title = {Dialogic Education and Technology},
	publisher = {Springer US,},
	year = {2007.},
	series = {Computer-Supported Collaborative Learning ;},
	address = {Boston, MA :},
	url = {http://dx.doi.org/10.1007/978-0-387-71142-3}
}