TY  - BOOK
AU  - PARKER,T.J
AU  - HASWELL, W.A
TI  - Textbook of zoology: invertebrates
SN  - 0 333 17868 8
U1  - ZOO 592 
PY  - 1979///
CY  - London
PB  - ELBS 
KW  - INVERTEBRATES
ER  -