1. Department of Postgraduate, Sekolah Tinggi Hukum Militer, Jl. Matraman Raya No. 126, Jakarta 13150, Indonesia
2. Department of Business Administration, Faculty of Communication and Business, Universitas Telkom, Jl. Telekomunikasi No. 1 Terusan Buah Batu, Bandung 40257, Indonesia
3. Department of Business Administration, STIA Bagasasi, Jl. Cukang Jati No. 5, Bandung 40273, Indonesia