1.
Sudaryanto S, Widodo P. Common European Framework of Reference for Languages (CEFR) dan Implikasinya bagi Buku Ajar BIPA. Idiomatik [Internet]. 2020 Dec. 27 [cited 2026 Feb. 11];3(2):80-7. Available from: https://ejournals.umma.ac.id/index.php/idiomatik/article/view/777