TY  - BOOK
AU  - Purchon, R. D.
TI  - Biological of the mollusca
T2  - International series of monographs in pure and applied biology, zoology division
U1  - 594 
PY  - 1968///
CY  - London
PB  - Pergamon press
KW  - Mollusca, zoology
KW  - Mollusca
KW  - zoology
ER  -