Pranawukir I, Hamboer MJE. Model Komunikasi Bisnis Jual Beli Buku Melalui Komunikasi Interpersonal dan Komunitas Grup Facebook. ikraith-humaniora [Internet]. 2021Oct.28 [cited 2026Jun.25];6(2):40-7. Available from: https://journals.upi-yai.ac.id/index.php/ikraith-humaniora/article/view/1498