HARLESS, William G.; ZIER, Marcia A.; DUNCAN, Robert C. Virtual Dialogues with Native Speakers: The Evaluation of an Interactive Multimedia Method. CALICO Journal, [S. l.], v. 16, n. 3, p. 313–337, 2013. DOI: 10.1558/cj.v16i3.313-337. Disponível em: https://journal.equinoxpub.com/Calico/article/view/16544.. Acesso em: 16 jul. 2024.