Tata bahasa praktis bahasa Indonesia
Teaching pronunciation :a course book and reference guide
Pronunciation pairs :an introduction to the sounds of English
TOEFL iBT :internet -based text
English competency reading comprehension
Kamus Kata Serapan Bahasa Indonesia : (Indonesia-Sanskerta-Arab-Portugis-Belanda-Inggris) Dengan Beberapa Padanan Kata Bahasa Melayu / Munandir, Imam Hanafi
Kamus al Kautsar lengkap : Arab - Indonesia / Husin al Habsyi
Issues in linguistics
Teaching english as a foreign language
Improving reading skill in English for university student: book two and workbook two