Nações Unidas., Department of International Economic and Social Affairs Trade by countryTrade by commodity Yearbook of international trade statistics 1977 / Department of International Economic and Social Affairs

Yearbook of international trade statistics 1977 / Department of International Economic and Social Affairs . - New York : United Nations, 1978 . - 2 v. 28 cm . -
Vol.1 : Trade by country. - VI, 1019 pVol.2 : Trade by commodity : commodity matrix tables. - VI, 1193 p.
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