Lubis, Sulaiman, Muhammad Alqamary, Dedy Husrizal Syah, Mukti Hamjah Harahap, Irfandi, and Deo Demonta Panggabean. 2020. “PKM KELOMPOK PENGRAJIN PURUN DESA ARAPAYUNG SERDANG BEDAGAI”. Prosiding Seminar Nasional Pengabdian Kepada Masyarakat 1 (01), SNPPM2020ST-78 . http://103.8.12.212:33180/unj/index.php/snppm/article/view/19692.