Não informado. (1971). New acquisitions in the IAEA and Unido Libraries. International Atomic Energy Agency.
Chicago-referens (17:e uppl.)Não informado. New Acquisitions in the IAEA and Unido Libraries. Vienna: International Atomic Energy Agency, 1971.
MLA-referens (8:e uppl.)Não informado. New Acquisitions in the IAEA and Unido Libraries. International Atomic Energy Agency, 1971.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.