Pyle, Robert Michael <br/><br/>
The audubon society field guide to North American butterflies  / 
by Robert Michael Pyle 
 - New York  :   Alfred A. Knopf 
 - 924 p. 
<br/><br/><label>LCCN: </label>200250 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mariposa  -- EUA.
<br/><br/><label>Dewey Class. No.: </label>PA 595.789 P9