Cita APA (7a ed.)

Goldstein, A. P., Reagles, K. W., & Amann, L. L. (1990). Refusal skills: Preventing drug use in adolescents. Research Pr.

Cita Chicago Style (17a ed.)

Goldstein, Arnold P., Kenneth W. Reagles, y Lester L. Amann. Refusal Skills: Preventing Drug Use in Adolescents. Champaign, Ill: Research Pr, 1990.

Cita MLA (8a ed.)

Goldstein, Arnold P., et al. Refusal Skills: Preventing Drug Use in Adolescents. Research Pr, 1990.