00394nam a2200121Ia 4500082002000000100002200020245012900042260004500171300001000216490003600226500000500262700000500267  a304.62bW861.CA  aWolfson, Margaret  aChanging approaches to population problems. Sponsored by the development centre of OECD in cooperation with the World Bankb  aNew DelhibOxford University Pressc1978  a193p.  aOECD Development Centre studies  a  a