TY  - BOOK
AU  - Whiteley,Derek
AU  - Nichols,David
AU  - Cooke,John A.L.
TI  - The Oxford book of invertebrates: protozoa, sponges, coelenterates, worms, molluscs, echinoderms, and arthropods (other than insects)
SN  - 019910008X
AV  - QL362 .W46
U1  - 592 
PY  - 1971///
CY  - London
PB  - Oxford University Press
KW  - Invertebrates
N1  - Bibliography: p. 210
ER  -