Lerche, Charles O.
Prentice-Hall, 1958
Buku Teks
Perkins, Dexter
Harvard University Press, 1954
Buku Teks
Bohlen, Charles E.
W.W. Norton & Company, 1969
Buku Teks
George-Braziller , 1963
Buku Teks
Kissinger, Henry, 1923-, author
Greenwood Press, 1961
Buku Teks