Simmonds, J.D.
Columbia University Press, 1970
Buku Teks SO
Kit, Lau
[publisher not identified], [date of publication not identified]
Buku Teks
edited by Ian Wilson
Angus and Robertson, 1973
Buku Teks SO
Kaushik, Devendra
Sterling Publishers, , 1975
Buku Teks SO
Kanshik, Devendra
Sterling Publisher, 1975
Buku Teks SO