The interactive guide to butterflies of Europe  [computer file] 

 - 1 computer laser optical disk (CD-ROM) :  col. ;  12 cm. 
<br/><br/><br/>System requirements : Windows 98 ; ME or XP ; Pentium processor ; 16 MB RAM ; 4x or more Cd-ROm player ; thousands of colors video card ; soundcard. 
<br/><br/><label>ISBN: </label> RM266.15 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Butterflies--Europe--Identification.