Mbura, Omari K, and Sumaya M. Kagoya. “Salient Attributes to Employee Compliance With Mobile Operation Ethics in Tanzania: A Case of Vodacom Tanzania Plc”. University of Dar Es Salaam Library Journal, vol. 15, no. 1, Jan. 2021, pp. 67-86, http://elearning.ucc.co.tz/index.php/lj/article/view/3756.