Sutanit Boonbaramee. 2008. Exploration of trainees' attitudes towards the in-service English training course : case study : Assumption College Samutprakarn. Bangkok:Thammasat University; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2008.41
Sutanit Boonbaramee. (2008) Exploration of trainees' attitudes towards the in-service English training course : case study : Assumption College Samutprakarn (รายงานผลงานวิจัย). Thammasat University:Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2008.41
Sutanit Boonbaramee. Exploration of trainees' attitudes towards the in-service English training course : case study : Assumption College Samutprakarn. Bangkok:Thammasat University, 2008. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2008.41
Sutanit Boonbaramee. (2008) Exploration of trainees' attitudes towards the in-service English training course : case study : Assumption College Samutprakarn (รายงานผลงานวิจัย). Thammasat University:Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2008.41