H.B. Johnston <br/><br/>
Annotated catalogue of african grasshoppers : Supplement 

 - London  Cambridge University Press  1968 
 - 447p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>ISBN: </label>521-05443-5 
<br/><br/><label>Dewey Class. No.: </label>632.726016  / JOH