Murphy, W. B. (1981). Coping with the common cold. Time-Life Books.
Chicago (17e ed.) BronvermeldingMurphy, Wendy B. Coping with the Common Cold. Alexandria, Va.: Time-Life Books, 1981.
MLA (8e ed.) BronvermeldingMurphy, Wendy B. Coping with the Common Cold. Time-Life Books, 1981.
Let op: Deze citaties zijn niet altijd 100% accuraat.