TY  - GEN
AU  - Buchsbaum, Ralph
TI  - Animals without backbones : an introduction to the invertebrates
SN  - 0140201874
U1  - 592.01 
PY  - 1938///
CY  - England
PB  - Penguin Books
KW  - INVERTEBRATES
KW  - ANIMALS
ER  -