Dyfyniad APA

World Health Organization. (2011). Global status report on alcohol and health. World Health Organization.

Dyfyniad Arddull Chicago

World Health Organization. Global Status Report on Alcohol and Health. Geneva, Switzerland: World Health Organization, 2011.

Dyfyniad MLA

World Health Organization. Global Status Report on Alcohol and Health. World Health Organization, 2011.

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