00399nam a22001337a 4500 20180203113341.0 180102b xxu||||| |||| 00| 0 eng d PK-LaUMT PKAC 304.6 POP- Population theory and policy: selected readings/ Joseph J. Spengler and Otis Dudley Duncan(Eidtors) [ ] The free press, 1956 522 p. BK 101259 101259 0 0 0 0 01 01 2018-01-02 0 PKAC 304.6 POP- 117047 2018-01-02 00:00:00 2018-01-02 BK