Rahmatullah, Bahbibi, Sultan Idris Education University
Rahmawati, Elly, State University of Surabaya
Ramli, Muhamad Firdaus, Universiti Pendidikan Sultan Idris
Ravichandran, Ramasamy, PSS Central Institute of Vocational Education (NCERT)
Reinsini, Cristian Emanuel, State University of Surabaya
Ridlo, Alrosyid, SMK N 1 Sedayu
Rijanto, Tri , Universitas Negeri Surabaya
Rijanto, Tri, State University of Surabaya
Rijanto, Tri, Universitas Negeri Surabaya
Rintowati, Ariani, Universitas Negeri Surabaya
Riski, Ananda, universitas ahmad dahlan
Riswano, Riswano, Universitas Pendidikan Indonesia
Riyadi, Riyadi, Universitas Ahmad Dahlan
Romadin, Achmad , Universitas Negeri Malang
Ros, Ridzwan Che, Universiti Pendidikan Sultan Idris
Rosadi, Dodi, Universitas Ahmad Dahlan
Roslin, Amirah Rasyidah, Universiti Pendidikan Sultan Idris
Rosyadi, Mohamad Iqbal , Universitas Pendidikan Indonesia
Rukmini, Dwi, Universitas Negeri Semarang

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