@book{478685,
	author = {Clawson, James G. and Haskins, Mark E.},
	title = {Teaching management :},
	publisher = {Cambridge University Press,},
	year = {2006.},
	address = {Cambridge, Eng. :},
	url = {http://www.loc.gov/catdir/enhancements/fy0702/2006297172-d.html}
}