Não informado. (1984). Issues in Science and Technology. National Academy of Sciences.
Chicago (17e ed.) BronvermeldingNão informado. Issues in Science and Technology. Washington: National Academy of Sciences, 1984.
MLA (8e ed.) BronvermeldingNão informado. Issues in Science and Technology. National Academy of Sciences, 1984.
Let op: Deze citaties zijn niet altijd 100% accuraat.