Weber, Eugen, author
D.C. Heath, 1959
Buku Teks
edited by A.B. Shah and C.R.M. Rao
Manaktalas, 1965
Buku Teks
Eisenstadt, S. N. (Shmuel Noah), author
John Wiley & Sons, 1973
Buku Teks
Yap-Diangco, Robert T., author
MCS Enterprises, 1971
Buku Teks
Reischauer, Edwin O., author
Houghton Mifflin, 1960, 1970
Buku Teks