WASET
    Warunpun Kongsom and  Chaiwat Kongsom,  Consumer Behavior and Knowledge on Organic Products in Thailand.   journal   = {International Journal of Economics and Management Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2016, vol. 116(8). 2612 - 2616
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10004971.