Japan : The Institute of Social Science
Majalah, Jurnal, Buletin
Jakarta : The Japan Foundation. Pusat Kebudayaan Jepang, 2015
Majalah, Jurnal, Buletin
Jakarta : The Japan Foundation
Majalah, Jurnal, Buletin
[place of publication not identified]: Higher education Bureau, Ministry of Education, Science and Culture 1984,
Buku Teks
Malaysia : Universiti Kebangsaan Malaysia
Majalah, Jurnal, Buletin