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classification_ss:"06.60 / Bibliotheksbenutzung"
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classification_ss:"All B 91 / Nachschlagewerke"
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theme_ss:"Bibliographie"
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theme_ss:"Informationsmittel"
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type_ss:"m"
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Reference and information services : an introduction (1995)
9.39
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- Reference services (Libraries)
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- Reference services (Libraries)