TY  - BOOK
AU  - Hyman, Libbie Henrietta
TI  - The Invertebrates
U1  - 592 
PY  - 1993///
CY  - Delhi
PB  - CBS Publishers
KW  - Zoology
KW  - Invertebrates
N1  - Vol.1 : Protozoa through Ctenophora
Vol.2 : Platyhelminthes and Rhynchocoela:The Acoelomate Bilateria
Vol.3 : Acanthocephal, Aschelminthes, and Entoprocta:The Pseudocoelomate
Vol.4 : Echinodermata:The Coelomate Bilateria
ER  -