2011 - Avrupa’da Yezidilik
2010-01-01 - Oral Literature of Iranian Languages
2009 - Yezidism in Europe
2000 - The Kurds A Contemporary Overview
1997 - Kürt Kimliği ve Kültürü
1997 - The Journal of Kurdish Studies - II
1996 - Kurdish Culture and Identity
1995 - Yezidism—Its Background, Observances and Textual Tradition
1992 - The Kurds a contemporary overview
1990-06-01 - Kurdistan in Search of Ethnic Identity
