Hoover, Herbert, 1874-1964, author
McGraw-Hill, 1958
Buku Teks
Link, Arthur S., author
University of Pennsylvania Press , 1957
Buku Teks
Wilson, Woodrow
Columbia University, [date of publication not identified]
Buku Teks
Tolstoy, Aleksey Nikolayevich, author
Foreign Languages Publishing, 1953
Buku Teks
Tarmidja Kartawidjaya, author
1991
UI - Tesis (Membership)