Siriwan Saksiriruthai,  Does Leisure Time Use Contribute to a Wage Increase of the Thai People?.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    May 2013, vol. 77(5). 1239 - 1242
    [viewed 16 April 2024]. Available from: https://publications.waset.org/pdf/9246.