1. Program Studi Doktor Pendidikan, University of Lampung, Bandar Lampung City, INDONESIA and Department of Social Science Educations, Institut Agama Islam Negeri Metro, Metro City, INDONESIA
2. Department of Mathematics Educations, University of Lampung, Bandar Lampung City, INDONESIA
3. Department of Elementary Educations, University of Lampung, Bandar Lampung City, INDONESIA
4. Department of Social Science Educations, University of Lampung, Bandar Lampung City, INDONESIA
5. SMP Negeri 3 Way Pengubuan, Central Lampung Regency, INDONESIA
6. Department of History Educations, STKIP PGRI Bandar Lampung, Bandar Lampung City, INDONESIA
7. Department of Social Science Educations, Institut Agama Islam Negeri Metro, Metro City, INDONESIA
8. Sharia Faculty, Institut Agama Islam Negeri Metro, Metro City, INDONESIA
9. Department of Nursing Management, Universitas Malahayati, Bandar Lampung City, INDONESIA
10. SMP Negeri 1 Seputih Agung, Central Lampung Regency, INDONESIA
11. Department of Counseling Educations, Pringsewu University, Pringsewu Regency, INDONESIA
12. The Research Center of Language, Literature, and Community National Research and Innovation Agency (BRIN), Jakarta Pusat, INDONESIA
13. Department of Social Science Educations, Universitas Negeri Jakarta, Jakarta, INDONESIA