Uppsala universitetsbibliotek, Lewin, B., Löfgren, O., & Persenius, M. (1992). Catalogue of the Arabic manuscripts in the Hellmut Ritter Microfilm Collection of the Uppsala University Library: Including later accessions. Uppsala University Library.
Chicago Style (17th ed.) CitationUppsala universitetsbibliotek, Bernhard Lewin, Oscar Löfgren, and Mikael Persenius. Catalogue of the Arabic Manuscripts in the Hellmut Ritter Microfilm Collection of the Uppsala University Library: Including Later Accessions. Stockholm, Sweden: Uppsala University Library, 1992.
MLA (8th ed.) CitationUppsala universitetsbibliotek, et al. Catalogue of the Arabic Manuscripts in the Hellmut Ritter Microfilm Collection of the Uppsala University Library: Including Later Accessions. Uppsala University Library, 1992.