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  1. Poetzsch, E.: Vorstellungen zum Aufbau des Auskunftsdienstes "Informationen zur Biotechnologie" (1988) 9.35
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    Poetzsch, E.
  2. Poetzsch, E.: Information Retrieval : Einführung in Grundlagen und Methoden (1998) 9.35
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  3. Poetzsch, E.: Information Retrieval : Einführung in Grundlagen und Methoden (2001) 9.35
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    Poetzsch, E.
  4. Poetzsch, E.: Wirtschaftsinformation : Online - CD-ROM - Internet (2004) 9.35
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  5. Poetzsch, E.; Porschien, J.; Quosig, D.: ¬Das Online-Tutorial als Lehr- und Lernmedium : Modell für die methodisch-didaktische Umsetzung eines Lehrbuches in ein Online-Tutorial (2005) 9.35
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    Poetzsch, E.
  6. Poetzsch, E.: Wirtschaftsinformation : Online - CD-ROM - Internet (2001) 9.35
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  7. Poetzsch, E.: Naturwissenschaftlich-technische Information : Online, CD-ROM, Internet (2005) 9.35
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  8. Poetzsch, E.: Information Retrieval : Einführung in Grundlagen und Methoden (2005) 9.35
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  9. Poetzsch, E.: Information Retrieval : Einführung in Grundlagen und Methoden (2006) 9.35
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