TY  - BOOK
AU  - Hyman, Libbie Henrietta
TI  - Invertebrates : Echinodermata The Coelomate Bilateria Vol. IV
SN  - 89- MP-9
U1  - 592 
CY  - New York
PB  - McGraw-Hill Book Company, Inc.
KW  - Invertebrates
N1  - E - 28
ER  -