TY  - GEN
AU  - Hyman, Libbie Henrietta
TI  - The invertebrates
U1  - 592 
CY  - New Delhi
PB  - International Books and Periodical Supply Services, 
KW  - Zoology
KW  - Echinodermata
KW  - Ctenophora
KW  - Mollusca
KW  - Platyhelminthes
KW  - Invertebrates
N1  - v.1 -Protozoa through ctenophora, v.2 - Platyhelminthes and Rhynchocoela, v.4 - Echinodermata, v.6 - Molluca 1
ER  -