TY  - BOOK
CN  - QH301
CN  - QH301
CY  - Cold Spring Harbor, N. Y. :
DA  - 1958.
ID  - 107774
KW  - Demography
KW  - Population
KW  - Ecology
PB  - The Biological Laboratory,
PP  - Cold Spring Harbor, N. Y. :
PY  - 1958.
T1  - Population studies;animal ecology and demography /
TI  - Population studies;animal ecology and demography /
ER  -