Aggy Pramana Gusman 2019. Analisa Perancangan dan Implementasi Pemesanan secara Online Berbasis Costumer Relationship Management (CRM). Majalah Ilmiah UPI YPTK. 26, 1 (Jun. 2019), 7–13. DOI:https://doi.org/10.35134/jmi.v26i1.17.