Lehmkuhl, Dennis M. How to Know the aquatic insects / by Dennis M. Lehmkuhl - Debuque, Iowa : The Pictured key Nature Series - 168 p. - The pictured key nature series . LCCN: 205080 Subjects--Topical Terms: Insectos -- anatomĂa y fisologĂa Dewey Class. No.: PA 595.7092 L4