TY  - GEN
AU  - Purchon, R D
TI  - Biology of Mollusca
T2  - International series in pure and applied biology
SN  - 0-08-021028-7
U1  - 594.04 PUR 
CY  - Oxford, Pergamon Press
KW  - Molluscs-Reproduction/ Fresh water Molluscs
ER  -