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MLA-Zitierstil (9. Ausg.)IFLA General Conference, 1991. Division of Serving the General Public: Section of Public Libraries; Section of Children's Libraries; Section on School Libraries; Section of Libraries Serving Disadvantaged Persons; Section of Libraries for the Blind; Section of Library Services to Multicultural Populations; ROTNAC (RT); Mobile Libraries (RT). Booklet 3. 1991.