Guppy, Crispin A. <br/><br/>
Butterflies of British Columbia : Including Western Alberta, Southern Yukon, the Alaska Panhandle, Washington, Northern Oregon, Northern Idaho, and Northwestern Montana 
Guppy, Crispin A. 
 -  UBC Press  2001 
 - On-campus e-Book by ebrary under Digital Library Program of Higher Education Commission (HEC) of Pakistan 
<br/><br/><label>ISBN: </label>9780774856232     
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life Science