[1]
Sitindaon, N., Lubis, N.W., Malau, G.T., Siburian, K.M.Y. and Ayuningrum, U.S. 2024. Promotion Strategy in Increasing Customer Loyalty in Companies. Holistic Science. 4, 3 (Oct. 2024), 362–372. DOI:https://doi.org/10.56495/hs.v4i3.728.