APA aipamena

Ebbert, J., Montori, V., Erwin, P., & Stead, L. (2011). Interventions for smokeless tobacco use cessation.

Chicago Style aipamena

Ebbert, J., V. Montori, P. Erwin, and L. Stead. Interventions for Smokeless Tobacco Use Cessation. 2011.

MLA aipamena

Ebbert, J., et al. Interventions for Smokeless Tobacco Use Cessation. 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.