TY  - BOOK
AU  - Hyman L H
TI  - The Invertebrates : Platyhelminthes And Rhyheocoela The Acoelmate Bilateriavol-2 (Hyman L H)
U1  - 593 
PY  - 1951///
CY  - Mac Grew Hill Book Co
KW  - Zoology
ER  -