00509cam a22001457a 4500008004000000082001300040100002000053245009400073260004300167300000900210650002500219650001500244999001900259952008500278180718b1969   xxu||||| |||| 00| 0 eng d  aB12 J716  aJones, Gavin W.  aThe economic effect of declining fertility in less developed countriescby Gavin W. Jones  aNew YorkbThe Population Councilc1969  a30p.  aEconomic Development  aPopulation  c480341d480341  00104070aIIPAbIIPAd2018-08-04oB12 J716pGR8592r2018-08-04w2018-08-04yGR