TY  - BOOK
AU  - Hyman L.H
TI  - The Invertebrates : acanthocephala, aschelminthes and entoprocta the pseudocoelomate bila
U1  - 592 HYM 3 
PY  - 1959///.
CY  - New York : 
PB  - McGraw- Hill, 
KW  - Investebrates
KW  - Phylum protozoa
KW  - The Cell
N1  - Index
ER  -