TY  - BOOK
AU  - Jeffers J N R Ed.
TI  - Proceeding on mathematical models in ecology: the 12th symposium of the British ecological society grange over sands
T2  - Symposium on mathematical models in ecology; 1971
U1  - G:5.(B28)P1,N71, L2 
PY  - 1972///
CY  - Oxford
PB  - Blackwell         
KW  - Ecology
ER  -