TY  - BOOK
AU  - Hyman, Libbie Henrietta
TI  - The Invertebrates: Volume 2. Platyhelminthes and Rhynchocoela: the acoelomate Bilateria
SN  - 070316619
U1  - 592	 
PY  - 1951///
CY  - New York
PB  - McGraw-Hill Book Co.
KW  - Invertebrates	
KW  - Zoology
ER  -