edited by Rodney Bruce Hall, Thomas J. Biersteker
Cambridge University Press, 2004
Buku Teks
Carayannis, Elias G., author
[, Springer], 2012
eBooks
Kruck, Andreas, 1981-, author
Palgrave Macmillan, 2011
Buku Teks
Sennet, Richard, author
Alfred A. Knopf, 1980
Buku Teks
Ann Arbor, 2005
Buku Teks