Butterflies of Bhutan mountains, hills and valleys between 800 and 3000m / 
Piet van der Poel, Tashi Wangchuk. 
 - Arlington, VA :  Conservation International,  2007. 
 - 71 p. 
<br/><br/><label>ISBN: </label>9993665134 
<br/><br/><label>LCCN: </label>2007929517 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Butterflies --Bhutan.--------