Media type: E-Article Title: Nachruf - Ahmed Helmi Helal (1931-2010) Contributor: Boßmeyer, Christine imprint: Vittorio Klostermann GMBH, 2010 Published in: Zeitschrift für Bibliothekswesen und Bibliographie Language: English DOI: 10.3196/186429501057692 ISSN: 0044-2380; 1864-2950 Keywords: Library and Information Sciences Origination: Footnote: Access State: Open Access