@book{41666,
	author = {Vella, Jane Kathryn,},
	title = {On teaching and learning :},
	publisher = {Jossey-Bass,},
	year = {c2008.},
	address = {San Francisco, Calif :},
	url = {http://www.loc.gov/catdir/enhancements/fy0808/2007028786-t.html}
}