1. ACTFL. (2010). Foreign language enrollments in K–12 public schools: Are students prepared for a global society.https://www.worldcat.org/title/foreign-language-enrollments-in-k-12-public-schools-are-students-prepared-for-a-global-society/oclc/754635910
2. ACTFL. (2019). Making languages our business: Addressing foreign language demand among U.S. employers.https://www.leadwithlanguages.org/report
3. American Councils for International Education. (2017 June). The National K–12 Foreign Language Enrollment Survey Report.https://www.americancouncils.org/sites/default/files/FLE-report-June17.pdf
4. National Language Educational Policy in the Nation's Interest: Why? How? Who Is Responsible for What?
5. Commission on Language Learning. (2016). The state of languages in the U.S.: A statistical portrait.https://www.amacad.org/sites/default/files/publication/downloads/State-of-Languages-in-US.pdf