TY  - BOOK
AU  - Pichat, Jean Bourgeois
TI  - Main trends in demography
SN  - 0-04-301060-1
U1  - 304.6072 PIC-; 
PY  - 1970///
CY  - London
PB  - George Allen & Unwin
KW  - Social surveys - Social biology
KW  - Population - Social aspects
KW  - Social sciences - Research
KW  - Demography - Research
ER  -