https://www.traveldiariesapp.com/en/diary/93bbb931-ccf4-4af0-bb44-d328e5d3b61f/chapter/1955599e-981d-4e5b-a9d7-8385ede8e196
https://www.goodreads.com/quotes/15265536-si-deseas-comunicarte-con-un-agente-de-american-airlines-solo
https://sites.google.com/view/americandirectoes-cmo-hablar/home
https://portal.hcg.gob.mx/hcg/sites/hcgtransparencia.dd/files/americandirectoes-como-hablar-directamente-con-un-agente-de-american.pdf