000 00362nam a2200121 4500
020 _a0674461002
082 _a312
_bSPI
100 _a Spiegelman, Mortimer
245 _a Introduction to demography
_cMortimer, Spiegelman
260 _aCambridge, Massachusetts :
_bHarvard University Press,
_c1968
650 _a Demography. Demographie Demografia
942 _cBK
999 _c303220
_d303220