TY  - BOOK
AU  - Hyman, Libble Henriet
TI  - Invertebrates : platyhelminthes and the acoelomate bilateria
SN  - 070-31661-9
PY  - 1951///
CY  - New York
PB  - McGrow-Hill Book Company
KW  - Platyhelminthes and the acoelomate bilateria
ER  -