Butler, Jeanine L. <br/><br/>
Understanding  viruses  [videorecording] : 

 - Singapore :  International Publishers Direct,  1997 
 - 1 videodisc (VCD) (52 min.) :  sd., col. ;  12 cm. 
<br/><br/>Executive producer, Nancy LeBrun  Executive producer, Nancy LeBrun 
<br/><br/>Narrator: Candice Bergen 
<br/><br/><label>ISBN: </label> RM97.76 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Virusses