Josephy, Alvin M.
Alfred A. Knopf, 1970
Buku Teks SO
McNickle, D`Arcy
J.B. Lippincott, 1949
Buku Teks SO
Collier, John, 1884-1968
New American Library, 1947
Buku Teks SO
Fletcher, Sydney E.
Grosset & Dunlap, 1954
Buku Teks
Arasaratnam, S.
Dept. of Indian Studies, University of Malaya, 1966
Buku Teks SO