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Manual of the General Conference : 1979 Edition, Including Texts and Amendments Adopted by the General Conference at Its Twentieth Session (Paris, 1978)

UnescoUnesco. General Conference (20th session : 1978 : Paris)

出版	UNESCO, 1979
URL	http://books.google.com.hk/books?id=0FKTswEACAAJ&hl=&source=gbs_api