Jafeer Mohamed Al-Ubeyd Mansour. Application of Systems Theory According to Imam Bediüzzaman Said Nursi Through His Book “Isharat’ul-I’caz Fi Mezanni’l-Icaz. thejrns [Internet]. 2019 Jul. 31 [cited 2025 Jun. 18];2(2):62-73. Available from: https://thejrns.org/index.php/thejrns/article/view/24