Sundjaja, A.M., Savina, G., Yuli, Y. and Hardianto, T. 2022. The Moderating Effect of Gamification on Loyalty Program Usage in Indonesian E-Commerce. Binus Business Review. 13, 1 (Jan. 2022), 19-29. DOI:https://doi.org/10.21512/bbr.v13i1.6801.