Wulandari, Respati, and Maria Grace Herlina. “Application of Strategic Entrepreneurship Approach in Franchise and Non-Franchise Business: A Study in Non-Formal English Education in Indonesia”. Journal of Business and Behavioural Entrepreneurship, vol. 5, no. 1, June 2021, pp. 127-41, doi:10.21009/JOBBE.005.1.08.