TY  - BOOK
AU  - Buchsbaum,Ralph
TI  - Animals without backbones : 1: Amoebas, sponges, corals, jellyfish, anemones, octopi, whels, limpets, flukes, snails, slugs, and many other invertebrates
PY  - 1948///
CY  - Harmondsworth
PB  - Penguin books
ER  -