1. Act E. S. S. (2015). Every student succeeds act (ESSA). Pub. L 114–95.
2. American Councils Research Center. (2021). 2021 canvass of dual language and immersion (DLI) programs in U.S. public schools. https://www.americancouncils.org/sites/default/files/documents/pages/2021-10/Canvass%20DLI%20-%20October%202021-2_ac.pdf
3. Arnold K. (2017). Oral language interactions between students and teachers in one-way and two-way immersion programs. In BSU Honors Program Theses and Projects. Item 210. http://vc.bridgew.edu/honors_proj/210
4. Educating English language learners: A review of the latest research;August D.;American Educator,2018
5. Student and teacher oral language use in a two-way Spanish/English immersion school