2 Titles

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  •  Accessible only within the library's premises.
    30 Minuten Digitale Events
    Eschle, Melanie ; Jekel, Thorsten ; Schmitt, Ralf
    Offenbach : GABAL Verlag GmbH, 2020
  •  Accessible only within the library's premises.
    30 Minuten Online-Meetings
    Jekel, Thorsten ; Skipwith, Thomas
    Offenbach : GABAL Verlag GmbH, 2020