TY  - BOOK
AU  - Clayron,Joan M., x
AU  - x
TI  - The living seashore: x
SN  - x
U1  - 574.90946/CLL 
PY  - 1964///
CY  - Lond.
PB  - Frederick Warne
KW  - Evlution
KW  - Marine Biology
N1  - x
ER  -