TY  - GEN
AU  - Hyman, Libbie Henrietta
TI  - Invertebrates : acanthocephala, aschelminthes, and entoprocta the pseudocoelomate bilateria V.3
T2  - McGraw hill publications in the zoological science
U1  - 592 INV 
CY  - Newyork, Mc GRaw- Hill Book Company Inc
KW  - Invertebrates/ acanthocephala/ aschelminthes/ pseudocoelmate bilateria
ER  -