Japan Foundation, 1976
Buku Referensi
Japan Foundation, 1975
Buku Referensi
Ostrowsky, O., author
ELBS, 1981
Buku Teks
edited by D.J. Weatherall, J.G.G. Ledingham, D.A. Warrell
Oxford University Press, 1987
Buku Teks
edited by A. Ghosh
E.J. Brill, 1990
Buku Referensi