Baron, Rifari. “LEARNING ENGLISH (Ethnographic Studies at SMAN 81 East Jakarta)”. Bahtera: Jurnal Pendidikan Bahasa dan Sastra 14, no. 2 (July 30, 2015): 184 - 201. Accessed May 6, 2025. http://103.8.12.212:33180/unj/index.php/bahtera/article/view/609.