Cita APA (7th ed.)

Hajek, P., Stead, L., West, R., & Jarvis, M. (2005). Relapse prevention interventions for smoking cessation.

Cita Chicago (17th ed.)

Hajek, P., L. Stead, R. West, i M. Jarvis. Relapse Prevention Interventions for Smoking Cessation. 2005.

Cita MLA (9th ed.)

Hajek, P., et al. Relapse Prevention Interventions for Smoking Cessation. 2005.