Early Islamic Qiblas: A survey of mosques built between 1AH/622 C.E. and 263 AH/876 C.E. (fr)
Qur'ānic Geography: A survey and evaluation of the geographical references in the Qur'ān with suggested solutions for various problems and issues' (fr)
The Nabataeans: Builders Of Petra (fr)
Early Islamic Qiblas: A survey of mosques built between 1AH/622 C.E. and 263 AH/876 C.E. (fr)
Qur'ānic Geography: A survey and evaluation of the geographical references in the Qur'ān with suggested solutions for various problems and issues' (fr)