مقالة · مجلة · 2018
Ofoegbu Wilson Chukwuemeka, Benedict Chima Onuoha
THE INTERNATIONAL JOURNAL OF MANAGEMENT SCIENCE AND BUSINESS ADMINISTRATION
اقرأه10.18775/ijmsba.1849-5664-5419.2014.43.1001
كما طُبع: B. C. Onuoha