000 00284cam a22001097a 4500
008 180718b1972 xxu||||| |||| 00| 0 eng d
082 _aB12 In8
245 _aPopulation planning: Sector working paper
260 _aWashington, D.C.
_bIBRD
_c1972
300 _a83p.
650 _aPopulation
999 _c224763
_d224763