00722nam a22002291  45000010008000000030008000080050017000160080041000330100017000740400027000910500015001180820013001331000028001462450051001742600053002253000032002783650014003104900070003245040030003946500037004247400031004613121931BD-DhUL20140813121228.0710201s1968    maua     b    000 0 eng    a   68025926   aDLCcDLCdDLCdBD-DhUL00aHB885b.K400a312bKET1 aKeyfitz, Nathan,d1913-10aIntroduction to the mathematics of population.  aReading, Mass.,bAddison-Wesley Pub. Co.c[1968]  axiv, 450 p.billus.c25 cm.  aUS$b7.000 aAddison-Wesley series in behavioral science: quantitative methods  aBibliography: p. 413-431. 0aDemographyxMathematical models.  aMathematics of population.