Arunroong Wongkungwan,  Antecedents and Loyalty of Foreign Tourists towards Attractions in Bangkok Metropolitan Area, Thailand .   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2014, vol. 90(6). 1925 - 1927
    [viewed 20 February 2020]. Available from: https://publications.waset.org/pdf/9998652.