Não informado. (1976). Virginia medical. Medical Society of Virginia.
Chicago (17e ed.) BronvermeldingNão informado. Virginia Medical. Richmond, Va: Medical Society of Virginia, 1976.
MLA (8e ed.) BronvermeldingNão informado. Virginia Medical. Medical Society of Virginia, 1976.
Let op: Deze citaties zijn niet altijd 100% accuraat.