TY  - BOOK
AU  - Ladd Harry S Ed.
TI  - Treatise on marine ecology and paleoecology
T2  - Geological society of America memior; 67
U1  - G:555, J7 
PY  - 1957///
CY  - New York    
PB  -  Geological Society of America     
KW  - Biology
ER  -