Kulapa Suaprae. 2007. Regionalism in Europe and in East Asia : a preliminary comparative study on the cases of EU and EAC. Bangkok:Thammasat University; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2007.77
Kulapa Suaprae. (2007) Regionalism in Europe and in East Asia : a preliminary comparative study on the cases of EU and EAC (รายงานผลงานวิจัย). Thammasat University:Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2007.77
Kulapa Suaprae. Regionalism in Europe and in East Asia : a preliminary comparative study on the cases of EU and EAC. Bangkok:Thammasat University, 2007. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2007.77
Kulapa Suaprae. (2007) Regionalism in Europe and in East Asia : a preliminary comparative study on the cases of EU and EAC (รายงานผลงานวิจัย). Thammasat University:Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/TU.res.2007.77