Oyitso, Mabel, and C. O. Olomukoro. “TRAINING AND RETRAINING AS A TOOL FOR PROMOTING WORKERS’ PRODUCTIVITY IN NIGERIA”. Sokoto Educational Review 16, no. 2 (December 31, 2015): 11. Accessed October 30, 2024. http://sokedureview.org/index.php/SER/article/view/129.