Werken

Dialect Atlas of North Yemen and Adjacent Areas    

Reeksen

Handbook of Oriental Studies. Section 1 The Near and Middle East

Arab Painting    
Atlas of Southeast Europe    
Dialect Atlas of North Yemen and Adjacent Areas    
Historic Mosques in Sub-Saharan Africa    
Hittite Landscape and Geography    
Narrative Illustration in Persian Lithographed Books
The Islamic Funerary Inscriptions of Bahrain, Pre-1317 AH/1900 AD