Oh และผู้แต่งคนอื่นๆ. (2019) Politics, socioeconomic conditions and the welfare state: how politics and socioeconomic conditions have shaped the welfare regime in South Korea. National Institute of Development Administration:ม.ป.ท.Oh และผู้แต่งคนอื่นๆ. 2019. Politics, socioeconomic conditions and the welfare state: how politics and socioeconomic conditions have shaped the welfare regime in South Korea. ม.ป.ท.:National Institute of Development Administration;Oh และผู้แต่งคนอื่นๆ. Politics, socioeconomic conditions and the welfare state: how politics and socioeconomic conditions have shaped the welfare regime in South Korea. ม.ป.ท.:National Institute of Development Administration, 2019. Print.