1. American Psychiatric Association (1980).Diagnostic and statistical manual of mental disorders, (3rd edition). Washington, D.C.: American Psychiatric Association.
2. American Psychiatric Association (1987).Diagnostic and statistical manual of mental disorders (revised 3rd edition). Washington, D.C.: American Psychiatric Association.
3. Brown, R.I.F. (1988). Reversal theory and subjective experience in the explanation of addiction and relapse. In M.J. Apter, J.H. Kerr, and M.P. Cowles (Eds.),Progress in reversal theory (pp. 191?211). Amsterdam: North Holland Elsevier Science Publishers.
4. Centro de Investigaciones Sociológicas (1989). Datos de opinión: Lotería, otros juegos de azar.Revista Española de Investigaciones Sociológicas, 45, 291?312.
5. Ciarrocchi, J.M. and Richardson, J. (1989). Profile of compulsive gamblers in treatment. Update and comparison.Journal of Gambling Behavior, 5, 53?65.