Perspectives on world
Routledge, 1992
 Buku Teks
Snyder, Houis L.
World in the twentieth century / by Houis L.Snyder
Princeton University Press, 1964
 Buku Teks
Kegley, Charles William, Jr.
The global future : a brief infroduction to world politics
Wardsworth, 2010
 Buku Teks
Schapiro, J. Salwyn
The world in crisis : political and social movement in the twentieth century / J. Salwyn Schapiro
McGraw-Hill Book Company, Inc., 1950
 Buku Teks
Calvocoressi, Peter
World politics since 1945 / Peter Calvocoressi
Longman, 1991
 Buku Teks