1. “A Visit of Friendship.”1930.New York Herald Tribune June 12.
2. “All American Conflict Is Capable of Peaceful Solution He Says.”1936.Washington Post November 28.
3. “Amazes Argentines.”1928.Chicago Daily Tribune December 17.
4. Woodrow Wilson and the American Diplomatic Tradition
5. “Argentina Gives Hoover Its Welcome.”1928.Los Angeles Times December 14.