- Agung Nugroho Catur Saputro, Faculty of Teacher Training and Education, Universitas Sebelas Maret, Surakarta
- Ary Kiswanto Kenedi, Scopus ID: 57200642659, Faculty of Teacher Training and Education, Universitas Samudra
- Bramianto Setiawan, Scopus ID: 57196213857, Faculty of Teacher Training and Education, Universitas PGRI Adi Buana Surabaya
- Dudu Suhandi Saputra, Faculty of Teacher Training and Education Universitas Majalengka
- Trio Ardhian, Scopus ID: 57216223142, Faculty of Teacher Training and Education, Universitas Sarjanawiyata Tamansiswa
- Etty Maryati Hoesein, Faculty of Teacher Training and Education, Universitas Pattimura, Ambon
- Catur Wulandari, Faculty of Teacher Training and Education, Universitas Bengkulu, Indonesia
- Bambang Agus Darwanto, Sekolah Tinggi Bahasa Asing LIA Yogyakarta