TY  - BOOK
AU  - Hyman, Libbie Henrietta
TI  - Invertebrates: protozoa through ctenophora
T2  - / edited by Robert L. Sinscheimer ...[et. al.]
U1  - 592 
PY  - 1940///
CY  - New York
PB  - Mcgraw-Hill
KW  - Invertebrates
ER  -