Young, Greg, author
Ashgate, 2008
Buku Teks
Wallerstein, Immanuel, author
John Wiley , 1966
Buku Teks
Lauer, Robert H., author
Rineka Cipta, 2003
Buku Teks
Yoshimichi Sato, author
Trans Pacific Press, 2006
Buku Teks
Halpern, Manfred, author
Princeton University Press, 1963
Buku Teks