TY  - BOOK
AU  - Bourgeois-Pichat, Jean
TI  - Main trends in demography
SN  - 0-04-301060-1
U1  - 312 21st
PY  - 1973///
CY  - London
PB  - George Allen and Unwin
KW  - Demography; Demographic transition; Demographic surveys
ER  -