Uzochukwu, O. C. ., O. T. . Matthew, and E. S. . Olohi. “Re-Engineering Nigerian Economy through Human Capital Development: A Case of Manufacturing Firms in Southern Part of Nigeria”. Journal of Social Economics Research, vol. 7, no. 1, Feb. 2020, pp. 12-23, doi:10.18488/journal.35.2020.71.12.23.