Não informado. (2011). New Letters. University of Missouri at Kansas City.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. New Letters. Kansas City, Kan: University of Missouri at Kansas City, 2011.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. New Letters. University of Missouri at Kansas City, 2011.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.