Chanarong Luckshaniyanavin ช. ล.; Sornnate Areesophonpichet ศ. อ.; เมธาคุณาวุฒิ ศ. ด. Development of a Virtual World to Strengthen Necessary Skills for Employment of Vocational Students in Thailand. Dusit Thani College J 2018, 11, 254-270.