African Studies Centre, Leiden. Afrika-Studiecentrum, Leiden ( Leiden, Netherlands) [LBS Lokaal Bibliotheek Systeem] +
Leiden University. Universiteitsbibliotheek Leiden ( Leiden, South Holland Netherlands) [Alma] +
Leiden University Medical Center. ( Leiden, South Holland Netherlands) [Alma]
Leiden, Netherlands. ( Leiden, South Holland Netherlands) [Vubis Smart] +
Leiden, Netherlands. ( Leiden, South Holland Netherlands) [Vubis Smart]
Naturalis. ( Leiden, Netherlands) [WorldShare Management Services] +