APA (7th ed.) Citation

Lancaster, T., & Stead, L. F. (2000). Self-help interventions for smoking cessation. Cochrane database of systematic reviews, 2, CD001118. https://doi.org/10.1002/14651858.CD001118

Chicago Style (17th ed.) Citation

Lancaster, T., and L F. Stead. "Self-help Interventions for Smoking Cessation." Cochrane Database of Systematic Reviews 2 (2000): CD001118. https://doi.org/10.1002/14651858.CD001118.

MLA (9th ed.) Citation

Lancaster, T., and L F. Stead. "Self-help Interventions for Smoking Cessation." Cochrane Database of Systematic Reviews, 2, 2000, p. CD001118, https://doi.org/10.1002/14651858.CD001118.