Mirza I. KEABSAHAN AKAD JUAL BELI MULTI LEVEL MARKETING DALAM PERSPEKTIF TEORI HUKUM PERJANJIAN SYARI‘AH (NAZHÂRIYYAT AL-‘UQÛD): The Validity of Multi-Level Marketing Contracts from the Perspective of Naẓariyyat al-‘Uqūd. AS [Internet]. 2016 Oct. 26 [cited 2025 Dec. 6];18(2):247-60. Available from: https://journal.uinsgd.ac.id/index.php/asy-syariah/article/view/663