TY  - BOOK
AU  - Thorp, James H. Rogers, D. Christopher, editors.
TI  -  Keys to palaearctic fauna: Thorp and Covich's freshwater invertebrates. Volume 4, 
SN  - 9780123850249
U1  - R 592.052632 ROG-K 
PY  - 2019///
CY  -  Amsterdam
PB  - Academic Press, 
KW  - Freshwater invertebrates, Palearctic
ER  -