Siriya Vongrukthai. 2009. Consummer [sic] attitudes toward KFC's healthy menu : a study of employees working in the Pratumwan, Silom and Sathorn areas. Bangkok:Thammasat University; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2009.26
Siriya Vongrukthai. (2009) Consummer [sic] attitudes toward KFC's healthy menu : a study of employees working in the Pratumwan, Silom and Sathorn areas (รายงานผลงานวิจัย). Thammasat University:Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2009.26
Siriya Vongrukthai. Consummer [sic] attitudes toward KFC's healthy menu : a study of employees working in the Pratumwan, Silom and Sathorn areas. Bangkok:Thammasat University, 2009. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2009.26
Siriya Vongrukthai. (2009) Consummer [sic] attitudes toward KFC's healthy menu : a study of employees working in the Pratumwan, Silom and Sathorn areas (รายงานผลงานวิจัย). Thammasat University:Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2009.26