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Roloff, H.: Fünfzig Jahre zentrale Auskunfterteilung (1955)
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Roloff, H.: Probleme des Schlagwortkatalogs (1958)
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Roloff, H.: Sechs Jahre Auskunftsabteilung der Öffentlichen Wissenschaftlichen Bibliothek Berlin : August 1945 bis August 1951 (1951)
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Roloff, H.: ¬Die Auskunftstätigkeit der wissenschaftlichen Bibliotheken (1954)
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