The Oxford Encyclopedia of the Islamic World
by
John L. Esposito
Encyclopaedia Iranica
Encyclopaedia of Islam Online
A Coptic Dictionary: Compiled with the Help of Many Scholars
by
W. E. Crum
Kurmanji Kurdish: A Reference Grammar with Selected Readings
by
W. M. Thackston
Basic Sorani Grammar
by
Aso Germiyanî
Sorani Kurdish: A Reference Grammar with Selected Readings
by
W. M. Thackston
Persian Grammar: For Reference and Revision
by
John Mace
The Oxford Turkish-English Dictionary / İngilizce-Türkçe Sözlük
by
H. C. Hony & Fahi̇r İz (Editors)