Fernández-Mallat, Víctor, and Max Carey. “A Matched-Guise Study on L2, Heritage, and Native Spanish speakers’ Attitudes to Spanish in the State of Washington”. Sociolinguistic Studies 11, no. 1 (August 14, 2017): 175–198. Accessed April 9, 2025. https://journal.equinoxpub.com/SS/article/view/7383.