TY  - BOOK
AU  - Webb,J.E.
AU  - Wallwork,John Anthony
AU  - Elgood,J.H.
TI  - Guide to invertebrate animals
SN  - 0333247450
PY  - 1978///
CY  - London
PB  - Macmillan Education
KW  - Invertebrates
KW  - Classification
ER  -