Tohutoro APA (7th ed.)
(2001). OECD historical statistics: 1970-2000. OECD.
Tohutoru Kātū Chicago (17th ed.)
OECD Historical Statistics: 1970-2000. Paris, Cedex, France: OECD, 2001.
Tohutoro MLA (9th ed.)
OECD Historical Statistics: 1970-2000. OECD, 2001.
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