Field, William D. <br/><br/>
A bibliography of the catalogs, lists, faunal and other papaers on the butterflies of north America narth of Mexico arranged by state and province (Lepidoptera:Rhopalocera) 

 - Washington :  Smithsonian Institution,  1974 
 - 104 p. 
 - Smithsonian contributions to zoology  ; 157 .
 - Smithsonian contributions to zoology  ; 157 .
<br/><br/><label>LCCN: </label>52728 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mariposas--Bibliografía.
<br/><br/><label>Dewey Class. No.: </label>595.789  / F5