World Health Organization. (2007). Fresh fruits and vegetables. Rome: Food and Agriculture Organization of the United nations.
Dyfyniad Arddull ChicagoWorld Health Organization. Fresh Fruits and Vegetables. Rome: Food and Agriculture Organization of the United nations, 2007.
Dyfyniad MLAWorld Health Organization. Fresh Fruits and Vegetables. Rome: Food and Agriculture Organization of the United nations, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.