Respatiningsih, H., Nirwanto, N. and Darsono, J. 2020. PERCEPTION OF ENTREPRENEURIAL ORIENTATION, INNOVATION, KNOWLEDGE MANAGEMENT, COMPETITIVE ADVANTAGES AND MARKETING PERFORMANCEOF MSMEs IN PURWOREJO, INDONESIA. IJO -International Journal of Business Management ( E:ISSN 2811-2504 ) (P.ISSN: 2384-5961). 3, 01 (Jan. 2020), 01-15.