Nawawi, Ismail. “Strategi Inovasi Produksi Dan Kompetitif Bisnis Dalam Perspektif Islam”. Al-Tahrir: Jurnal Pemikiran Islam 12, no. 1 (May 1, 2012): 153–173. Accessed February 6, 2025. https://jurnal.iainponorogo.ac.id/index.php/tahrir/article/view/51.