TY  - BOOK
AU  - Ekman Sven
AU  -  Palmer Elizabeth Tr.
TI  - Zoogeography of the sea
T2  - Text/books of animal biology
U1  - K99555, J3 
PY  - 1953///
CY  - London
PB  - Sidgwick and Jackson       
KW  -  Acquatic resources
KW  - Zoology
ER  -