Encyclopaedic ethnography of middle east and central Asia vol.1-3 / Editor,R. Khanam
Encyclopedia of Social Theory 2 Volume / edited by George Ritzer
International Encyclopedia of Biology : Volume 1 2 / frank N.Magill
Persepakatan Ulama dalam Hukum Islam : Ensiklopedi Ijmak / Sa'di Abu Habieb;Penerjemah:Sahal Machfudz dan Mustofa Bisri
Ensiklopedi Agama dan Filsafat / Mochtar Effendi
Mausu'ah al-Ijma' fi al-fiqh al-Islami / Editor: Sa'id Abi Jaib
Ensiklopedi tematis dunia Islam / Editor Taufik Abdullah dkk.
A-Z guide to the Qur'an : a must-have reference to understanding the contents of the Islamic Holy book / Mokhtar Stork
McGraw-Hill encyclopedia of science and technology
E.Encyclopedia science