Putra, A. P., Fahmi, I., & Wibisono, Y. (2015). COMPETITIVE STRATEGY OF A MARKET LEADER; CASE OF UD. PRIMADONA’S PROL TAPE JEMBER - EAST JAVA. Indonesian Journal of Business and Entrepreneurship (IJBE), 1(3), 127. https://doi.org/10.17358/ijbe.1.3.127