Tumba, I. and Michika, M.U. 2014. ASSESSING TECHNICAL TEACHERS’ PROFESSIONAL DEVELOPMENT IN INFORMATION AND COMMUNICATION TECHNOLOGY FOR TEACHING IN POLYTECHNICS IN THE NORTH EASTERN STATES OF NIGERIA. European Scientific Journal, ESJ. 10, 25 (Sep. 2014). DOI:https://doi.org/10.19044/esj.2014.v10n25p%p.