| https://www.oise.utoronto.ca/deepeningknowledge/wp-content/uploads/ninja-forms/2/espanol-%C2%BFcomo-hablar-con-un-agente-de-expedia-en-espanol.pdf |
| https://www.oise.utoronto.ca/deepeningknowledge/wp-content/uploads/ninja-forms/2/aa-mexico-%C2%BFcomo-llamar-a-american-airlines-en-mexico.pdf |
| https://www.oise.utoronto.ca/deepeningknowledge/wp-content/uploads/ninja-forms/2/en-expedia-%C2%BFcomo-puedo-hablar-con-una-persona-en-expedia.pdf |
