Manurung, Lengsi, and Hugo Suprapto. “Fleksibilitas Strategi Dalam Era Globalisasi”. Jurnal Ilmiah Wahana Pendidikan 4, no. 2 (April 30, 2018): 135-140. Accessed April 29, 2026. https://jurnal.peneliti.net/index.php/JIWP/article/view/882.