TY  - BOOK
AU  - Lehmkuhl, Dennis M.
TI  - How to Know the aquatic insects
U1  - PA 595.7092 L4 
CY  - Debuque, Iowa
PB  -  The Pictured key Nature Series
KW  - Insectos
KW  -  anatomÃ­a y fisologÃ­a
ER  -