@book{109123,
	author = {Hersen, Michel },
	title = {Encyclopedia of behavior modification and cognitive behavior therapy /},
	publisher = {Sage Publications,},
	year = {c2005.},
	address = {Thousand Oaks [Calif.] :},
	note = {"A Sage reference publication."},
	url = {http://www.e-streams.com/es0808/es0808_4275.html}
}