TY  - BOOK
AU  - Hyman, Libbile Hernrietta
TI  - Inverrtebrates:Smaller Coelomate Groups
U1  - 592 
PY  - 1959///
CY  - New York
PB  - Mc Graw-Hill Book Company
KW  - General Stack
KW  - Invertebrates
KW  - Zoology
ER  -