Pasaribu, Willy Mario, and Malan Lubis. “CERITA RAKYAT œELUH BERRU TINAMBUNEN : KAJIAN SOSIOLOGI SASTRA”. JURNAL SASTRA INDONESIA (SASINDO) 7, no. 1 (August 7, 2018). Accessed September 5, 2025. https://jurnal.unimed.ac.id/2012/index.php/sasindo/article/view/11747.