Kurath, Gertrude Prokosch
Wenner-Gren Foundation, 1964
Buku Teks
Barbara Kroll, editor
Cambridge University Press, 2003
Buku Teks
edited by James Flood, Julie M. Jensen, Diane Lapp, James R. Squire
Macmillan, 1991
Buku Referensi
Soedarsono, author
Gunung Agung, 1974
Buku Teks
Simatupang, R. O., author
Yayasan Prapanja, 1962
Buku Teks