000			00345cam a22001457a 4500
008			180718b1957 xxu||||| |||| 00| 0 eng d
082			_aB12 C839/57
100			_aCox, P.R.
245			_aDemography _cby P.R. Cox
250			_a2nd ed.
260			_aCambridge _bUniv. Press _c1957
300			_a314,64p.
500			_a25/-
650			_aPopulation
999			_c363383 _d363383