%0 Book %E Biglan, Anthony %E Biglan, Anthony %I Guilford Press %D 2004 %C New York, NY u.a. %G English %@ 1572309733 %T Helping adolescents at risk: prevention of multiple problem behaviors %U http://www.loc.gov/catdir/bios/guilford051/2003020510.html %U http://www.loc.gov/catdir/description/guilford051/2003020510.html %U http://www.loc.gov/catdir/toc/ecip049/2003020510.html %U http://www.loc.gov/catdir/enhancements/fy0651/2003020510-s.html