Rakasiwi, R., M. M. R. Silalahi, M. Tampubolon, and R. A. E. Siahaan. “The Use of Community Language Learning (CLL) Method to Enhance the students’ English Speaking of AMIK Medicom Medan”. Cendikia : Media Jurnal Ilmiah Pendidikan, vol. 13, no. 6, July 2023, pp. 1004-9, http://ejournal.iocscience.org/index.php/Cendikia/article/view/3910.