Dyfyniad APA

(2004). Vitamin and mineral requirements in human nutrition. Geneva: World Health Organization.

Dyfyniad Arddull Chicago

Vitamin and Mineral Requirements in Human Nutrition. Geneva: World Health Organization, 2004.

Dyfyniad MLA

Vitamin and Mineral Requirements in Human Nutrition. Geneva: World Health Organization, 2004.

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