Cole, J.P., author
John Wiley & Sons, 1981
Buku Teks
Unpad Press , 2004
Buku Teks
Meir, Gerald M., author
Oxford University Press, 1971
Buku Teks
Meier, Gerald M., author
Oxford University Press, 1970
Buku Teks
Haq, Mahbub ul, 1934-1998, author
Columbia University Press, 1976
Buku Teks