How to know the grasshoppers, cockroaches and their allies
By: Jacques R. Helfer
Edition: 2d ed
Series: Pictured key nature series
Publisher: W. C. Brown Co.
Published: 1972
Place of publication: Dubuque, Iowa
Language: eng
Number of pages: 359
Subjects: Orthoptera -- North America
Notes: Bibliography: p. 343-344