000			00491cam a22001217a 4500
008			180718b1971 xxu||||| |||| 00| 0 eng d
082			_aB122037 Un3m/5
245			_aManuals on methods of estimating population: methods of projecting the economically active population _cby Department of Economic and Social Affairs
260			_aNew York _bUnited Nations _c1971
300			_a119+p.
440			_aPopulation Studies, No. 46
700			_aUnited Nations. Department of Economic and Social Affairs
999			_c488504 _d488504