Rachmani, Chairunisa
Rahmadeni, Deta Marlia, Universitas Riau (Indonesia)
Ras, Fakhri
Rasmiwetti, Rasmiwetti, Universitas Riau (Indonesia)
Rasmiwetti, Rasmiwetti, University of Riau (Indonesia)
Ratnaningsih, Ambar Tri
Rendra, Rendra, Universitas Riau (Indonesia)
Rengi, Pareng
Rery, R. Usman, University of Riau (Indonesia)
Restuhadi, Fajar, University of Riau (Indonesia)
Restuhadi, Fajar
Rijal, Muhammad
Rinaldi, Rino
Rini, Rini, University of Riau (Indonesia)
Risanto, Joko, University of Riau (Indonesia)
Ritonga, Kirmizi, Universitas Riau (Indonesia)
Riyadi, Agung, Universitas Internasional Batam (Indonesia)
Riza, Muhammad
Rohman, Abdul
Rokhman, Nur
Rosnita, Rosnita, University of Riau (Indonesia)
Rosnita, Rosnita, Riau University (Indonesia)
Rossi, Evy
Rosyid, Muhammad Farchani
Roza, Yenita
Rupa, Darius, Borneo Tarakan University (Indonesia)
Rusmana, Iman

    

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