Practice and progress : an integrated course for pre intermediate students / L.G. Alexander
Efektif dan efisien dalam rapat berbahasa Inggris / Malcolm Goodale
Al-Insaf fi masail al-khilaf / Abdur-Rahman al Anbari
English vocabulary in use
Best friends student book 4
The primary english encyclopedia : the heart of the curriculum
Interactions 2 : listening/speaking