TY  - BOOK
AU  - HYMAN (L H)
TI  - Invertebrates I: Protozoa through Ctenophora
U1  - 590/154 
PY  - 1940///
CY  - New York
PB  - Mc Graw Hill Book Co.
KW  - through
KW  - Protozoa
KW  - Invertebrates
KW  - I
KW  - Ctenophora
ER  -