Impact of Instructional Materials in Teaching and Learning of Biology in Senior Secondary Schools in Yakurr LG A
Authors: Oji Ekpo Effiong, Charles E. Igiri
Citation: O. E. Effiong and C. E. Igiri, "Impact of Instructional Materials in Teaching and Learning of Biology in Senior Secondary Schools in Yakurr LG A", International Letters of Social and Humanistic Sciences, Vol. 62, pp. 27-33, 2015