TY  - BOOK
AU  - Weeks, John Robert, 1944-
TI  - Population : : an introduction to concepts and issues / 
SN  - 0-534-26460-3 (acid-free paper)
U1  - DC 304.6 1996
PY  - 1996///
CY  - Belmont : 
PB  - Wadsworth Publishing Company
KW  - Population
N1  - Includes bibliographical references and indexes
ER  -