Auwalu, Ado, and S.S. Amoor. “Effects of Blank-Qwerty-Touch Method and Performance of Business Education Students in Keyboarding in Federal College of Education, Kano, Nigeria”. European Scientific Journal, ESJ 15, no. 7 (March 31, 2019): 259. Accessed November 30, 2021. https://eujournal.org/index.php/esj/article/view/11865.