Não informado. (1959). National Cancer Institute Monograph. U.S. Department of Health and Human Services, Public Health Service.
Chicago (17e ed.) BronvermeldingNão informado. National Cancer Institute Monograph. Bethesda, Md: U.S. Department of Health and Human Services, Public Health Service, 1959.
MLA (8e ed.) BronvermeldingNão informado. National Cancer Institute Monograph. U.S. Department of Health and Human Services, Public Health Service, 1959.
Let op: Deze citaties zijn niet altijd 100% accuraat.