Loudon, I. (2007). An early Medical Research Council controlled trial of vitamins for preventing infection. The Royal Society of Medicine.
Citação norma ChicagoLoudon, Irvine. An Early Medical Research Council Controlled Trial of Vitamins for Preventing Infection. The Royal Society of Medicine, 2007.
Citação norma MLALoudon, Irvine. An Early Medical Research Council Controlled Trial of Vitamins for Preventing Infection. The Royal Society of Medicine, 2007.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.