TY  - BOOK
AU  - Yonge, C. M.
TI  -  New naturalist Oysters
U1  - 594.1 
PY  - 1960///
CY  - London
PB  - Collins
KW  - Pelecypoda, mollusca, zoology
KW  - Pelecypoda
KW  - mollusca
KW  - zoology
ER  -