Dyfyniad APA

(2003). Tobacco control policy: Strategies, successes, and setbacks. Washington DC: The World Bank.

Dyfyniad Arddull Chicago

Tobacco Control Policy: Strategies, Successes, and Setbacks. Washington DC: The World Bank, 2003.

Dyfyniad MLA

Tobacco Control Policy: Strategies, Successes, and Setbacks. Washington DC: The World Bank, 2003.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.