Lear,John, Workers, Neighbors, and Citizens: The Revolution in Mexico City,página 299.
Fuente: Lear,John, Workers, Neighbors, and Citizens: The Revolution in Mexico City http://books.google.com/books?id=u3udWEqwRoQC&pg=PA299, Nebraska Press, 2001,isbn 0-8032-7997-3, página 299
Fuente: Kantaris,Elia Geoffrey, Latin American Popular Culture: Politics, Media, Affect http://books.google.com/books?id=LXXdAgAAQBAJ&pg=PA262,2013, Boydell & Brewer Ltd, isbn=978-1-85566-264-3, página 262.