Igbokwe-Ibeto Chinyeaka Justine Agbodike, et al. “WORK CONTENT IN THE NIGERIAN CIVIL SERVICE AND ITS IMPLICATION ON SUSTAINABLE DEVELOPMENT”. Singaporean Journal of Business Economics and Management, vol. 4, no. 4, Apr. 2015, pp. 1-16, https://www.singaporeanjbem.com/index.php/SJBEM/article/view/345.