Dyfyniad APA

WHO Study Group & World Health Organization. (1990). Diet, nutrition, and the prevention of chronic diseases: Report. WHO.

Dyfyniad Arddull Chicago

WHO Study Group and World Health Organization. Diet, Nutrition, and the Prevention of Chronic Diseases: Report. Geneva: WHO, 1990.

Dyfyniad MLA

WHO Study Group and World Health Organization. Diet, Nutrition, and the Prevention of Chronic Diseases: Report. WHO, 1990.

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