Banatul Murtafi'ah, S.Pd., M.Pd.
       

English Education Department, Universitas Islam Indonesia, Yogyakarta, Indonesia

Willy Prasetya, S.Pd., M.A.
       

English Education Department, Universitas Islam Indonesia, Yogyakarta, Indonesia

Ista Maharsi, S.S., M.Hum. 
       

English Education Department, Universitas Islam Indonesia, Yogyakarta, Indonesia

 

Ashadi, S.Pd., M.Hum., Ed.D.
       

English Education Department, Universitas Negeri Yogyakarta, Indonesia 

 

Prof. Andrew Boon.
       

Department of English Communications, Toyo Gakuen University, Japan 

 

       

Department of Western Languages and Linguistics, Mahasarakham University, Thailand

 

Anita Sartika Dewi, B.Ec., M.Sc., M.Ed., M.I.M., Ph.D.
       

School of Information and Communication Studies, Charles Sturt University, Australia