Inyang FN, Utibe UJ, Uko PJ, Uboh DE. Effect of Guided-Discovery and Expository Instructional Methods on Secondary Schools Students Academic Achievement in Physics in Ikot Abasi Local Government Area, Akwa Ibom State, Nigeria. JRES [Internet]. 2023 Aug. 1 [cited 2024 Sep. 19];14(2):80-9. Available from: http://icidr.org.ng/index.php/Jres/article/view/1538