Speyer, J.S., author
[publisher not identified], [date of publication not identified]
Buku Klasik
Tideman, J., author
Batak Instituut, 1936
Buku Klasik
translated by Swami Prabhavananda, Christopher Isherwood
New American Library, 1956
Buku Klasik
Vaidya, Krishnaji Keshav
N.M. Tripathi & Co., 1939
Buku Teks
Bosch, F.D.K., author
H.E. Stenfert Kroese's Uitgevers. Mij N.V., 1946
Buku Klasik