WASET
Abdulkadir, T. (2017), 'The Use of Mobile Phone as Enhancement to Mark Multiple Choice Objectives English Grammar and Literature Examination: An Exploratory Case Study of Preliminary National Diploma Students, Abdu Gusau Polytechnic, Talata Mafara, Zamfara State, Nigeria', World Academy of Science, Engineering and Technology, Open Science Index 121, International Journal of Educational and Pedagogical Sciences, 11(1), 89 - 93.