TY  - BOOK
AU  - Hyman, Libbie Henrietta
TI  - The invertebrates [Vol. 3 ]: acanthocephala, aschelminthes and entoprocta the pseudocoelomate bilateria
T2  - / edited by E. J. Boell 
U1  - 592 
PY  - 1940///
CY  - New York
PB  - Mcgraw-Hill
KW  - Invertebrates
ER  -