Bibliography of publications issued by Unesco or under its auspices : the first twenty-five years ,1946-1971 = Bibliographie des publications editees par l'Unesco ou ses auspices : the first twenty-five years, 1946-1971. - Paris : UNESCO, 1973. - xviii, 385 p.

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Unesco--Bibliography.
Unesco--Library, Archives and documentations services.

350.85016