TY  - BOOK
AU  - HYMAN (L H)
TI  - Invertebrates IV: Echinodermata, Coelomate, Bilateria
U1  - 590/157 
PY  - 1955///
CY  - New York
PB  - Mc Graw Hill Book Co.
KW  - IV
KW  - Invertebrates
KW  - Echinodermata
KW  - Coelomate
KW  - Bilateria
ER  -