TY  - BOOK
AU  - Valentey, D. I.
AU  - Creighton, Herbert C.
TI  - THEORY OF POPULATION
U1  - 304.6 
PY  - 1978///
CY  - Moscow
PB  - Progress Publishers
KW  - Population Research
KW  - Demography
N1  - Translation Of Tyeoriya Narodonesyedeniya
ER  -