TY  - BOOK
AU  - Libbie Henrietta Hyman
TI  - The Invertebrates Vol.6- Mollusca 1, Aplacophora, Polyplacophora, Monoplacophora, Gastropoda, The Coelmate Bilateria
PY  - 1918///
CY  - New York
PB  - The Macmillan Company
KW  - Economic  Zoology
ER  -