Irawan, A. (2019). Analisis Customer Relationship Management (CRM) terhadap Customer Relationship Quality (CRQ) dan Customer Lifetime Value (CLV) Rumah Zakat di Indonesia. At-Taradhi: Jurnal Studi Ekonomi, 10(1), 99–126. https://doi.org/10.18592/at-taradhi.v10i1.2802