WASET
    A. Bodak and  A. Cierniak-Emerych and  M. Gableta and  A. PietroĊ„-Pyszczek and  K. Piwowar-Sulej,  Improving the Flexibility of Employment in Polish Economic Practice.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    July 2013, vol. 79(7). 2106 - 2110
    [viewed 23 April 2024]. Available from: https://publications.waset.org/pdf/16518.