Persson, V. (2001). Vitamin A intake, status and improvement using the dietary approach: Studies of vulnerable groups in three Asian countries. Acta Universitatis Upsaliensis.
Dyfyniad Arddull ChicagoPersson, Viveka. Vitamin A Intake, Status and Improvement Using the Dietary Approach: Studies of Vulnerable Groups in Three Asian Countries. Uppsala: Acta Universitatis Upsaliensis, 2001.
Dyfyniad MLAPersson, Viveka. Vitamin A Intake, Status and Improvement Using the Dietary Approach: Studies of Vulnerable Groups in Three Asian Countries. Acta Universitatis Upsaliensis, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.