Rosenberg, T. (2014). Vitamin B12 doses and the elderly. College of Family Physicians of Canada.
Chicago Style citaatRosenberg, Ted. Vitamin B12 Doses and the Elderly. College of Family Physicians of Canada, 2014.
MLA citatieRosenberg, Ted. Vitamin B12 Doses and the Elderly. College of Family Physicians of Canada, 2014.
Let op: Deze citaties zijn niet altijd 100% accuraat.