004210000a22001450004500020001500000060000800015082001400023100001900037245007200056250000600128260002800134260000900162300000800171650009600179  a0669967351  a100  a363.9 COR  aCorrea, Hector  aPopulation, health, nutrition and development : theory and planning  a`  aLondon, Lexington books  c1975  a226  aPopulation/ health - planning/ nutrition policy/ educational planning/ economic development