00348cam a22000977a 4500008004000000082001400040245009500054260004500149300001100194700004500205180718b1955   xxu||||| |||| 00| 0 eng d  aB136 Un3s  aSocial progress through community developmentcby Bureau of Social Affairs, United Nations  aNew YorkbBureau of Social Affairsc1955  a120+p.  aUnited Nations. Bureau of Social Affairs