Não informado. (2004). International Journal of Welfare for the Aged. Korean Society of Welfare for the Aged.
Chicago-referens (17:e uppl.)Não informado. International Journal of Welfare for the Aged. Seoul: Korean Society of Welfare for the Aged, 2004.
MLA-referens (8:e uppl.)Não informado. International Journal of Welfare for the Aged. Korean Society of Welfare for the Aged, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.