@book{128205,
	author = {Rogoff, Barbara.},
	title = {Apprenticeship in thinking :},
	publisher = {Oxford University Press,},
	year = {1990.},
	address = {New York :},
	note = {Includes index.},
	url = {http://www.loc.gov/catdir/enhancements/fy0639/89008697-d.html}
}