Siburian, . . S. G. B. ., M. Marcella, D. E. . Silalahi, and C. . Pakpahan. “The Application of Index Card Matching Method in Improving Students’ Listening Ability at First Grade of SMPN 1 Labuhan Deli”. Jurnal Pendidikan Dan Konseling (JPDK), vol. 4, no. 5, Sept. 2022, pp. 1897-04, doi:10.31004/jpdk.v4i5.6879.