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3. CEA Standards for English Language Programs and Institutions. (2017). Retrieved from http:// www.cea-accredit.org/.
4. Asia-Pacific Quality Network. (2019). Accreditation in Vietnam. https://www.apqn.org/accreditation-in-vietnam/
5. Council for Higher Education Accreditation. (2022). About Accreditation. https://www.chea.org/about-accreditation