Tokyo, Nanzan University, 2003
Majalah, Jurnal, Buletin
[place of publication not identified]: Higher education Bureau, Ministry of Education, Science and Culture 1984,
Buku Teks
Turkey, Istanbul Fatih University
Buku Referensi
Osaka : Graduate School of Human Sciences Osaka University
Majalah, Jurnal, Buletin
Jepang : Institute of Japanese Language Soka University
Majalah, Jurnal, Buletin