Olayinka, A. I.Oriaku, R. O.2021-06-222021-06-222006978-37883-9-6ui_inbk_olayinka_writing_2006In: Olayinka, A. I., Taiwo, V. O., Raji-Oyelade, A. and Farai, I. P. (eds.) 2nd edition. Methodology of Basic and Applied Research, pp. 244-266http://ir.library.ui.edu.ng/handle/123456789/5418enResearchThesisBook chapter