TY  - BOOK
AU  - Weeks, John R
AU  - 
TI  - Population: an introduction to concepts and issues 
SN  - 0534061389
AV  - HB 871 .W43 1986 CIRC
PY  - 1986///
CY  - Belmont, California
PB  - Wadsworth Publishing
KW  - Population
N1  - Includes index
ER  -