TY  - BOOK
AU  - Haq Bilal U Ed.
TI  - Calcareous nannoplankton
T2  - Benchmark papers in geology; 79
U1  - H622, M3 
PY  - 1983///
CY  - Stroudsburg
PB  - Hutchinson ross publishing       
KW  -  Plankton
KW  - Geology
ER  -