TY  - BOOK
AU  - Dunbar M J
TI  - Ecological development in polar regions
T2  - Concepts of modernbiology series; 2
U1  - G:5.198, K8-;1 
PY  - 1968///
CY  - New Jersey
PB  -  Prentice-Hall        
KW  - Ecology
ER  -