[1]
B. Tunggak and M. F. Tamjis, “KONSEP AKAD AL-JU’ALAH DI DALAM PERUSAHAAN MULTI-LEVEL MARKETING (MLM) PATUH SYARIAH (THE CONCEPT OF AL-JU’ALAH CONTRACT IN SYARIAH COMPLIANT MULTI-LEVEL MARKETING COMPANY (MLM) )”, UMRAN, vol. 2, no. 1, Mar. 2015.