Nattariya Sumrantin. 2009. English langauge needs for Thai restuarants' immigrant workers in seattle. Faculty of Humanities, Kasetsart University; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KU.the.2009.463

Nattariya Sumrantin. English langauge needs for Thai restuarants' immigrant workers in seattle. . Bangkok:Kasetsart University, 2009. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KU.the.2009.463

Nattariya Sumrantin. (2009) English langauge needs for Thai restuarants' immigrant workers in seattle . Kasetsart University/Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KU.the.2009.463