TY  - BOOK
AU  - Henry, Louis 
AU  - Van de Walle, Etienne 
TI  - Population : : analysis and models
SN  - 0713158697 
U1  - 301.32 
PY  - 1976///
CY  - New York : 
PB  - Edward Arnold
KW  -  Demography. Demography -- Mathematical models. Population Growth
ER  -