Não informado. (1971). New acquisitions in the IAEA and Unido Libraries. International Atomic Energy Agency.
Chicago (17e ed.) BronvermeldingNão informado. New Acquisitions in the IAEA and Unido Libraries. Vienna: International Atomic Energy Agency, 1971.
MLA (8e ed.) BronvermeldingNão informado. New Acquisitions in the IAEA and Unido Libraries. International Atomic Energy Agency, 1971.
Let op: Deze citaties zijn niet altijd 100% accuraat.