@book{49,
	author = {Webster-Stratton, Carolyn.},
	title = {How to promote children's social and emotional competence /},
	publisher = {P. Chapman ;},
	year = {1999.},
	address = {London :},
	url = {http://www.loc.gov/catdir/enhancements/fy0658/2001268847-d.html}
}