TY  - BOOK
AU  - Clarke , Dave
AU  - Croft , Pat
AU  - Robertson , Matthew 
TI  - The illustratrd encyclopedia of wildlife Vol; 38: segmented shell dwellers
U1  - 590.03 
PY  - 1989///
CY  - London
PB  - Orbis
KW  - Wildlife Encyclopedia
KW  - Animals Encyclopedias
KW  - Zoology Encyclopedias
ER  -