Sommanee, P., Siriwongse , T. and Thungwha , S. (2022) “Factors affecting engagement the organization of businessmen of the GiffarinenetworkGiffarine Skyline Unity Company Limited (Thailand)”, Journal of Modern Learning Development, 7(10), pp. 122–136. available at: https://so06.tci-thaijo.org/index.php/jomld/article/view/257661 (accessed: 2 September 2026).