“STATISTIK, POLLING, DAN PEMAHAMAN METODOLOGI PADA TEKNIK PENELITIAN SURVAI EKONOMI ISLAM”. Al-Iqtishad: Jurnal Ilmu Ekonomi Syariah 3, no. 2 (February 10, 2016): 235–254. Accessed January 14, 2026. https://journal.uinjkt.ac.id/iqtishad/article/view/2524.