USAFA, USAFA. U.S. Air Force Academy Summer Foreign Language Camp. CALICO Journal, [S. l.], v. 8, n. 4, p. 59–63, 2013. DOI: 10.1558/cj.v8i4.59-63. Disponível em: https://journal.equinoxpub.com/Calico/article/view/7881.. Acesso em: 16 jul. 2024.