CHAIRY, R. dan. Pengaruh Product Involvement, Milk Knowledge Dan Perceived Value Terhadap Purchase Intention ( Kasus : Produk Susu Ultramilk). Jurnal Manajemen Bisnis dan Kewirausahaan, Jakarta, Indonesia, v. 3, n. 1, 2019. DOI: 10.24912/jmbk.v3i1.4921. Disponível em: https://journal.untar.ac.id/index.php/jmbk/article/view/4921. Acesso em: 3 may. 2024.