TY  - BOOK
AU  - Shryock,Henry S., Siegel, Jacob S.
AU  - x
TI  - The methods and materials of demography: x
SN  - 0126411506
U1  - 312/S561m 
PY  - 1976///
CY  - San Diego ; London
PB  - Academic press
KW  - Demography
KW  - Population
N1  - Incudes
ER  -