Yong, Hoi-Sen. <br/><br/>
Malaysian butterflies : an introduction / 
Yong Hoi-Sen. 
 -  Tropical Press  1983. 
<br/><br/>5420 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Butterflies - Malaysia.
<br/><br/><label>LC Class. No.: </label>QL556  / M2Yon.