Não informado. (1970). Advances in materials technology monitor. United Nations, Industrial Development Organization.
Chicago (17e ed.) BronvermeldingNão informado. Advances in Materials Technology Monitor. Vienna: United Nations, Industrial Development Organization, 1970.
MLA (8e ed.) BronvermeldingNão informado. Advances in Materials Technology Monitor. United Nations, Industrial Development Organization, 1970.
Let op: Deze citaties zijn niet altijd 100% accuraat.