Oxford University Press, 1996
Buku Teks
Clark, Manning, 1915-1991, author
Oxford University Press, 1957
Buku Teks
Aitkin, Don, author
Australian National University Press, 1978
Buku Teks
Carnegie Mellon University, 2018
Majalah, Jurnal, Buletin
Syamananda, Rong, author
Thai Watana Panich, 1973
Buku Teks