TY  - BOOK
AU  - FREEDMAN H I
TI  - Deterministic mathematical models in population ec
T2  - Monographs and textbooks in pure and applied mathematics.5
SN  - 0824766539
U1  - X9(J):(B), M0 
PY  - 1980///
CY  - New York
PB  - Marcel Dekker USA       
KW  - Agriculture Labour
ER  -