[1]
Nwakanma, P.C., Nwakanma, H. and Thompkins, G. 2010. Entrepreneurial Productivity: Sectoral Contribution To The GDP Of A Developing Economy. International Business & Economics Research Journal (IBER). 9, 7 (Jul. 2010). DOI:https://doi.org/10.19030/iber.v9i7.600.