Não informado. (1971). QUARTERLY ECONOMIC REVIEW OF OIL IN THE FAR EAST AND AUSTRALASIA. Economist Intelligence Unit.
Chicago-viite (17. p.)Não informado. QUARTERLY ECONOMIC REVIEW OF OIL IN THE FAR EAST AND AUSTRALASIA. London: Economist Intelligence Unit, 1971.
MLA-viite (8. p.)Não informado. QUARTERLY ECONOMIC REVIEW OF OIL IN THE FAR EAST AND AUSTRALASIA. Economist Intelligence Unit, 1971.
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