Kleebbuabarn, Natnichar, Anocha Rojanapanich, Somphoom Sawaengkun, Somruedee Pongsena, and Gullinee Mutakalin. 2022. “Service Innovation and Employee Engagement on Marketing Performance of Retail Modern Trade in Thailand”. International Journal of Health Sciences 6 (S5):240-56. https://doi.org/10.53730/ijhs.v6nS5.5223.