مقالة · مجلة · 2016
David Ebuka Arthur, Adamu Uzairu, Paul Andrew Mamza, Stephen E. Abechi, Gideon Adamu Shallangwa
Beni-Suef University Journal of Basic and Applied Sciences
كما طُبع: Paul Mamza
كما طُبع: Stephen Eyije Abechi
كما طُبع: Gideon Shallangwa