Sukma Sukma (Department of Applied Linguistics, Graduate School of Universitas Negeri Yogyakarta
Jalan Colombo No. 1, Karangmalang, Yogyakarta 55281, Indonesia)
Haryadi Haryadi (Department of Indonesian Language and Literature Education, Universitas Negeri Yogyakarta, Indonesia)
Petrus Hariyanto (Universitas Sanata Dharma Yogyakarta
Jalan Mrican Baru, Sleman, 55002, Indonesia)
Suwardi Endraswara (Department of Javanese Language Education, Universitas Negeri Yogyakarta, Indonesia)
Mia Midianti Nurmalia (UPT Pusat Bahasa, Institut Teknologi Bandung, Indonesia)
Widyastuti Purbani (Department of English Language Education, Universitas Negeri Yogyakarta, Indonesia)
Tjatur Marti Susilawati (SMP Negeri 2 Tegalrejo
Dusun Sidorejo, Karangduren, Tegalrejo Kabupaten Magelang, 56192, Indonesia)
Suhardi Suhardi (Department of Indonesian Language and Literature Education, Universitas Negeri Yogyakarta, Indonesia)