Gästebucheintrag von https://cris.unu.edu/sites/cris.unu.edu/files/webform/Talk%20to%20a%20Real%20Person%20at%20American%20Airlines%C2%AE%20%E2%80%93%20Step-by-Step%20Contact%20Guide_0.pdf

https://cris.unu.edu/sites/cris.unu.edu/files/webform/Talk%20to%20a%20Real%20Person%20at%20American%20Airlines%C2%AE%20%E2%80%93%20Step-by-Step%20Contact%20Guide_0.pdf