Kalsoom Sumra,  Public Service Ethics in Public Administration: An Empirical Investigation.   journal   = {International Journal of Law and Political Sciences}, [online]. World Academy of Science, Engineering and Technology.
    September 2019, vol. 154(10). 1338 - 1349
    [viewed 20 November 2019]. Available from: https://publications.waset.org/pdf/10010803.