TY  - BOOK
AU  - Nichols,David
AU  - Cooke,John A.L.
AU  - Whiteley,Derek (Derek Alan Alexander)
TI  - The Oxford book of invertebrates: protozoa, sponges, coelentera- tes, worms, molluscs, echinoderms, and arthropods (other than insects)
PY  - 1979///
CY  - Oxford
PB  - Oxford University Press
KW  - Invertebrates
N1  - Reprinted with corrections 1979; Bibliography: p.210
ER  -