Rijksuniversiteit te Leiden. Bibliotheek. / http://id.loc.gov/authorities/names/n50056708 : The technique of Islamic bookbinding : methods, materials and regional varieties / by Karin Scheper
Rijksuniversiteit te Leiden -- History -- Congresses : Whose University Is It? : Proceedings of a Symposium Held, 8 June 2005, on the Occasion of the 430th Anniversary of Leiden University / Douwe Breimer, Frans Saris, (eds.)