APA aipamena

Mindell, J. S., & Cohen, D. L. (1991). Selling tobacco to children.

Chicago Style aipamena

Mindell, J S., and D L. Cohen. Selling Tobacco to Children. 1991.

MLA aipamena

Mindell, J S., and D L. Cohen. Selling Tobacco to Children. 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.