Chamberlin, T. R.. <br/><br/>
The wheat jointworm in Oregon, with special reference to its dispersion, injury and parasitization /   
by Chamberlin, T. R. . 
 - Washington, D. C. - U. S. A.  
 - Depart. of Agr. Tecn. Bulletin ;   Volumen 784: 1-48 .