Encyclopaedia Britannica Online

International Encyclopedia of the Social Science C61/Si35.2(v.1-9) 2008

International Studies Encyclopedia D81-61/In8d(V.1-12) 2010

Wikipedia and academic use 

The Cambridge history of Egypt  K411.0/C144

Cambridge Histories of Africa（Vol.1-8）K4/C144
Encyclopedia of African History (Vol.1-3) K4-61/En19s
The encyclopedia of the Arab-Israeli conflict: a political, social, and military history

Encyclopaedia Iranica Vol.(1-13) Z237.3/En19a, online.

Encyclopaedia of Islam Vol.(1-25) K37/En19
Encyclopedia of Islam and the Muslim world  Vol.(1-2) B96-61/En19

Encyclopedia of Jews in the Islamic world  V0l.(1-5) D737.062-61/En19

Encyclopedia of the Modern Middle East and North Africa  Vol.(1-4) K37-61/En19.2

The Encyclopedia of Middle East Wars : the United States in the Persian Gulf, Afghanistan, and Iraq Conflicts（订购中）

Political and Economic Dictionary of the Middle East (订购中)
Oxford Islamic Studies Online including

The Oxford dictionary of Islam  B96-61/Ox2

The Oxford encyclopedia of the Islamic world Vol.(1-6)K18-61/Ox2e

The Oxford encyclopedia of the modern Islamic world  Vol.(1-4) K18-61/Ox2