Kiyoyuki, Nishihara
Japan Publications, 1968
Buku Teks
Lebra,Takie Sugiyama
University of Hawaii Press, 1976
Buku Teks
Buranapatana, Maliwan
Graduate School of Language and Culture, Osaka University, 2018
Artikel Jurnal
Stroik, Thomas S.
Cambridge University Press, 2013
eBooks
Artikel Jurnal