The world order: socialist perspectives / edited by Ray Bush, Gordon Johnston and
Polity Press, 1987
 Buku Teks
Snyder, Louis L.
World in the twentieth century / by Houis L.Snyder
Princeton University Press, 1964
 Buku Teks
Mende, Tibor
World power in the balance / Tibor Mende
Noonday Press, 1953
 Buku Teks
America, the vietnam war, and the world : comparative and international perspectives
edited by Andreas W. Daum, Lloyd C. Gardner, Wilfried Mausbach
Cambridge University Presss, 2003
 Buku Teks
Schapiro, J. Salwyn
The world in crisis : political and social movement in the twentieth century / J. Salwyn Schapiro
McGraw-Hill, 1950
 Buku Teks