SANDRIA, W.; KUSUMAWATI, T. D. .; REZA, V. .; PURWATI, A. A. An Analysis of the Impact of Promotion Strategies on Buying Decision and Buying Amount on Dunkin’ Donuts Jambi. International Journal of Economics Development Research (IJEDR), [S. l.], v. 3, n. 2, p. 84–101, 2022. DOI: 10.37385/ijedr.v3i2.396. Disponível em: https://yrpipku.com/journal/index.php/ijedr/article/view/396. Acesso em: 12 jul. 2025.