European Monitoring Centre for Drugs and Drug Addiction (2006). The state of the drugs problem in Europe. Lisboa: European Monitoring Centre...
Faul, F., Erdfelder, E., Buchner, A., y Lang, A. G. (2009). Statistical power analyses using G*Power 3.1: Tests for correlation and regression...
Fishbein, M. y Azjen, I. (1975). Belief, attitude and behaviour: An introduction to theory and research. Reading, MA: Addison-Wesley.
Flay, B. R. y Best, J. A. (1982). Overcoming design problems in evaluating health behavior programs. Evaluation and the Health Professions,...
Golberg, J. H., Halpern-Felsher, B. L. y Millstein, S. G. (2002). Beyond invulnerability: The importance of benefits in adolescents decision...
Grube, J. W. y Angostinelli, G. E. (1999). Perceived consequences and adolescent drinking: Nonlinear and interactive models of alcohol expectancies....
Hawkins, J. D., Catalano, R. F. y Miller, J. Y. (1992). Risk and protective factors for alcohol and other drug problems in adolescence and...