Vivat Keawdounglek. (2019) Assessment of food hazards in local restaurants in Chiang Rai, Thailand. <i>Journal of Current Science and Technology</i>, <i>9</i>(1), 17-27.Vivat Keawdounglek. "Assessment of food hazards in local restaurants in Chiang Rai, Thailand". Journal of Current Science and Technology 9 (2019):17-27.Vivat Keawdounglek. Assessment of food hazards in local restaurants in Chiang Rai, Thailand. Rangsit University:ม.ป.ท. 2019.