[1]
Ukoh, E.E. 2012. DETERMINING THE EFFECT OF PROBLEM-BASED LEARNING INSTRUCTIONAL STRATEGY ON NCE PRE-SERVICE TEACHERS’ ACHIEVEMENT IN PHYSICS AND ACQUISITION OF SCIENCE PROCESS SKILLS. European Scientific Journal, ESJ. 8, 17 (Aug. 2012). DOI:https://doi.org/10.19044/esj.2012.v8n17p%p.