TY - CHAP A1 - Hauser, P.M. A1 - Duncan, O.D. T1 - Overview and Conclusions; and Part I. Demography as a science Y1 - 1959 A3 - Hauser, P.M. A3 - Duncan, O.D. T2 - The study of population: An inventory and appraisal CY - Chicago PB - University of Chicago Press SP - 1 EP - -117 ER -