TY  - BOOK
AU  - Smith, David and Keyfitz, Nathan
AU  - Keyfitz, Nathan ; jt. auth.
TI  - Mathematical demography; selected papers with 31 figures
T2  - Biomathematics
U1  - 519.5024574 
PY  - 1977///
CY  - Berlin
PB  - Springer-Verlag
ER  -