edited by Joseph LaPalombara, Myron Weiner
Princeton University Press, 1966
Buku Teks
Lin, Qihong.
H. Vetch , 1930
Buku Teks
Sage Publications, 1978
Buku Teks
Henderson, Gordon G., author
Harper and Rows, 1976
Buku Teks
Ware, Alan
Oxford University Press, 1996
Buku Teks