@book{226711,
	author = {Stewart, Sherry H. and Conrod, Patricia J. and SpringerLink (Online service)},
	title = {Anxiety and substance use Disorders},
	publisher = {Springer US},
	year = {2008.},
	series = {Series in Anxiety and Related Disorders},
	address = {Boston, MA},
	url = {http://dx.doi.org/10.1007/978-0-387-74290-8}
}