@book{75138,
	author = {Torp, Linda, and Sage, Sara, and ebrary, Inc.},
	title = {Problems as possibilities},
	publisher = {Association for Supervision & Curriculum Development,},
	year = {2002.},
	address = {Alexandria, Va. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10044799}
}