Não informado. (1953). QUARTERLY ECONOMIC REVIEW OF PERU, BOLIVIA. Economist Intelligence Unit.
Chicago (17e ed.) BronvermeldingNão informado. QUARTERLY ECONOMIC REVIEW OF PERU, BOLIVIA. London: Economist Intelligence Unit, 1953.
MLA (8e ed.) BronvermeldingNão informado. QUARTERLY ECONOMIC REVIEW OF PERU, BOLIVIA. Economist Intelligence Unit, 1953.
Let op: Deze citaties zijn niet altijd 100% accuraat.