Dyfyniad APA

Olson, S., & Gerstein, D. R. (1985). Alcohol in America: Taking action to prevent abuse. National Academy Press.

Dyfyniad Arddull Chicago

Olson, Steve, and Dean R. Gerstein. Alcohol in America: Taking Action to Prevent Abuse. Washington, D.C.: National Academy Press, 1985.

Dyfyniad MLA

Olson, Steve, and Dean R. Gerstein. Alcohol in America: Taking Action to Prevent Abuse. National Academy Press, 1985.

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