1.

図書

図書
United Nations. Dept. of Economic and Social Affairs
出版情報: New York : United Nations, Dept. of Economic and Social Affairs, 1959
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2.

図書

図書
edited by United Nations Dept. of Economic and Social Affairs
出版情報: New York : United Nations, Department of Economic and Social Affairs, 1955
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3.

図書

図書
United Nations. Dept. of Economic and Social Affairs
出版情報: New York : United Nations, 1961-
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