Humphreys, Christmas, author
Penguin Books, 1985
Buku Referensi
Kingsbury, Damien, author
Oxford University Press, 2005
Buku Teks
Martin, Titman Keown, author
Essex Pearson, , 2014
Buku Teks
Coomaraswamy, Ananda K., author
Philosphical Library, [Date of publication not identified]
Buku Teks
Law, Bimala Churn, author
Kern Institute, Leiden, 1937
Buku Teks