@book{36098,
	author = {Greenwood, Davydd J. and Levin, Morten},
	title = {Introduction to action research :},
	publisher = {Sage Publications,},
	year = {c2007},
	address = {Thousand Oaks, Calif. :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0659/2006014042-d.html}
}