TY  - BOOK
AU  - Hegner, Robert W.
AU  - Engemann, Joseph G.
TI  - Invertebrate zoology: : 2nd ed
U1  - 592 
PY  - 1968///
CY  - London
PB  - Macmillan Company
KW  - Invertebrates
KW  - Crustacea
KW  - zoology
ER  -