Oko, Augustine Egwu, and Innocent N Kalu. “Marketing Performance Measurement Management: Study of Selected Small and Medium Scale Businesses in Nigeria”. Advances in Social Sciences Research Journal 1, no. 4 (July 28, 2014): 43–66. Accessed November 23, 2024. http://116.203.177.230/index.php/ASSRJ/article/view/185.