<link https: www.ifla.org node>Translation by: Cornelie Butz / Cathleen Rabe-Rosendahl; Christine Wellems, Leipzig / Hamburg June 2017. [<link http: www.univie.ac.at voeb blog>via VÖBBlog]
<link https: www.ifla.org node>Translation by: Cornelie Butz / Cathleen Rabe-Rosendahl; Christine Wellems, Leipzig / Hamburg June 2017. [<link http: www.univie.ac.at voeb blog>via VÖBBlog]