TY  - BOOK
AU  - Weeks,John Robert
TI  - Population: an introduction to concepts and issues 
SN  - 0534627692 (hbk.)
PY  - 2005///
CY  - Belmont, CA
PB  - Wadsworth/Thomson Learning
KW  - Population
N1  - Includes bibliographical references (p. 615-654) and indexes
ER  -