edited by Liu Fook Thim
Institute of South East Asia Studies, 2012
eBooks
edited by Daniel C. Mattis
World Scientific, 1994
Buku Referensi
Sternberg, Robert J., author
APA, 2000
Buku Teks
Thomas Diefenbach, author
Ritsumeikan Asia Pacific University (APU), 2016
Artikel Jurnal
Instituto Poligrafico dello Stato, 1974
Buku Teks