Joint Organizing Committee Tokyo Conferences on Social Welfare 1986[1986.6foreword]1986年国際社会福祉会議 = Tokyo Conferences on Social Welfare 1986
, International Conference on Social Welfare
23rd
Joint Organizing Committee Tokyo conferences on social welfare 1986[1986]1986年国際社会福祉会議 = Tokyo Conferences on Social Welfare 1986
, International Conference on Social Welfare
23rd