SITANGGANG, L. et al. 2021. LANGUAGE MAINTENANCE OF BATAK TOBA LANGUAGE AMONG YOUNG GENERATION IN KECAMATAN NAMORAMBE KABUPATEN DELI SERDANG. LINGUISTICA. 10, 2 (Jul. 2021), 462–472. DOI:https://doi.org/10.24114/jalu.v10i2.26533.