Religion and ritual
editor, James F. Fox
Archipelago Press, 1999
 Buku Referensi
Gonda, Jan, 1905-1991
The Ritual functions and significance of grases in the religion of the veda
North Holland Publishing, 1985
 Buku Teks SO
Indonesian heritage : volume 9, religion and ritual
James J. Fox, editor
Archipelago Press, 1998
 Buku Referensi
Rousseau, Jerome
Kayan religion: ritual life religious reform in Central Borneo / Jerome Rousseau
KITLV Press , 1998
 Buku Teks SO
Religion
Korean Overseas Information Service, 1978
 Buku Teks SO