Berliner, Joseph S.
Frederick A.Praeger , 1958
Buku Teks
Mountjoy, Alan B., author
Hutchinson University Library, 1963
Buku Teks
Mountjoy, Alan B., author
Hutchinson University Library, 1971
Buku Teks
Mason, Edward S.
Published for the Council on Foreign Relations by Harper & Row, 1964
Buku Teks
Mosley, Paul, author
Routledge, 1995
Buku Teks