Thitichaya Sonkaew. 2008. First year students' opinion on using songs in EFL class at Naresuan University. Bangkok:Thammasat University; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2008.49
Thitichaya Sonkaew. (2008) First year students' opinion on using songs in EFL class at Naresuan University (รายงานผลงานวิจัย). Thammasat University:Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2008.49
Thitichaya Sonkaew. First year students' opinion on using songs in EFL class at Naresuan University. Bangkok:Thammasat University, 2008. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2008.49
Thitichaya Sonkaew. (2008) First year students' opinion on using songs in EFL class at Naresuan University (รายงานผลงานวิจัย). Thammasat University:Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2008.49