Gaddis SmithWinter 1981/2: U.S. Diplomats in Europe, 1919-1941. 28. Januar 2009, ISSN0015-7120 (foreignaffairs.com [abgerufen am 3. Januar 2023]).
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David Ewing Duncan: The Black Legend: Spaniards hope to put an end next year to a propaganda campaign against their country that began half a millenium ago. In: Atlantic. Band268, Nr.2, 1. August 1991, S.30–33 (gale.com [abgerufen am 3. Januar 2023]).
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David S. Brown: Richard Hofstadter: An Intellectual Biography. University of Chicago Press, 2008, ISBN 978-0-226-07637-9 (google.de [abgerufen am 3. Januar 2023]).
Special to The New York Times: COOLIDGE GREETS ALFONSO ON PHONE; First Use by the President of Transatlantic Telephone Opens New Line With Spain BOTH VOICES ARE DISTINCT Each Hails Shortening of Communication to Fifth of a Second as a Link in Amity FRANCE AND BRITAIN AIDED Heads of Two Companies Acknowledge Cooperation on Radio and Wire Circuit of 6,500 Miles ROUTE OF WIRELESS TALK BETWEEN SPAIN AND AMERICA. In: The New York Times. 14. Oktober 1928, ISSN0362-4331 (nytimes.com [abgerufen am 3. Januar 2023]).
Richard Wike: The tarnished American brand. In: Pew Research Center's Global Attitudes Project. 26. Juni 2017, abgerufen am 3. Januar 2023 (amerikanisches Englisch).
Daniel Fernández: El antiamericanismo en la España del primer franquismo (1939-1953): el Ejército, la Iglesia y Falange frente a Estados Unidos. In: Ayer. Nr.62, 2006, ISSN1134-2277, S.257–282 (unirioja.es [abgerufen am 3. Januar 2023]).
zdb-katalog.de
Special to The New York Times: COOLIDGE GREETS ALFONSO ON PHONE; First Use by the President of Transatlantic Telephone Opens New Line With Spain BOTH VOICES ARE DISTINCT Each Hails Shortening of Communication to Fifth of a Second as a Link in Amity FRANCE AND BRITAIN AIDED Heads of Two Companies Acknowledge Cooperation on Radio and Wire Circuit of 6,500 Miles ROUTE OF WIRELESS TALK BETWEEN SPAIN AND AMERICA. In: The New York Times. 14. Oktober 1928, ISSN0362-4331 (nytimes.com [abgerufen am 3. Januar 2023]).
Gaddis SmithWinter 1981/2: U.S. Diplomats in Europe, 1919-1941. 28. Januar 2009, ISSN0015-7120 (foreignaffairs.com [abgerufen am 3. Januar 2023]).
Daniel Fernández: El antiamericanismo en la España del primer franquismo (1939-1953): el Ejército, la Iglesia y Falange frente a Estados Unidos. In: Ayer. Nr.62, 2006, ISSN1134-2277, S.257–282 (unirioja.es [abgerufen am 3. Januar 2023]).