000 00460cam a2200193 4500
999 _c16955
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082 _a304. 6
_bS662d
090 _aCOLECCION GENERAL
020 _a0803679203
041 0 _aeng
100 1 _aSmith, T
700 1 _aLynn
700 1 _aZopf, Paul E.
245 1 _aDemography: principles and methods /
_cT Smith
260 _bF. A Davis
_c19700000
_aPhiladelphia, us
300 _a590
650 0 7 _aDEMOGRAFIA
942 _2ddc
_cBK