Sofyan, A., Purnamasari, P., & Jaenudin, D. (2019). Pengaruh Implementasi Pelatihan Terhadap Produktifitas Kerja Karyawan di PT. Exedy Manufacturing Indonesia. Business Innovation and Entrepreneurship Journal, 1(2), 102-107. https://doi.org/10.35899/biej.v1i2.31