Kuntoro, Sodiq A. “PENDIDIKAN NONFORMAL (PNF) BAGI PENGEMBANGAN SOSIAL”. JIV-Jurnal Ilmiah Visi 1, no. 2 (December 26, 2006): 14 - 18. Accessed May 5, 2025. http://103.8.12.212:33180/unj/index.php/jiv/article/view/2756.