Sukanda Sa-ngaphan. 2009. A comparative study of the effectiveness of explicit focus on form and that of corrective recast influencing accuracy of oral production of matthayom 5 at Triam Udom Suksa school. , Thammasat University; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.the.2009.2
Sukanda Sa-ngaphan. (2009) A comparative study of the effectiveness of explicit focus on form and that of corrective recast influencing accuracy of oral production of matthayom 5 at Triam Udom Suksa school . Thammasat University/Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.the.2009.2
Sukanda Sa-ngaphan. A comparative study of the effectiveness of explicit focus on form and that of corrective recast influencing accuracy of oral production of matthayom 5 at Triam Udom Suksa school. . Bangkok:Thammasat University, 2009. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.the.2009.2
Sukanda Sa-ngaphan. (2009) A comparative study of the effectiveness of explicit focus on form and that of corrective recast influencing accuracy of oral production of matthayom 5 at Triam Udom Suksa school . Thammasat University/Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.the.2009.2