Title: The North American grasshoppers
First published: 1981
Subjects: Identification, Grasshoppers, Locusts, Insects, Insecta, Classification, Sauterelles, Insectes, Acrididés, Heuschrecken, Bestimmungsbuch, Insecta (Sistematica, Ordens Menores)
Places: North America
LC classification: QL508.A2 O88