TY  - BOOK
AU  - Weeks,John Robert
TI  - Population : :  an introduction to concepts and issues / 
SN  - 0534529763
U1  - 304.6   22
PY  - 2002///
CY  - Belmont, CA : 
PB  -  Wadsworth/Thomson Learning, 
KW  - Population
N1  - Includes bibliographical references (p. 611-649) and indexes
ER  -