Biological Abstracts  [computer file] 

 - N.V. :  SilverPlatter International ,  1991- 
 - computer optical discs ;  4.75 in. 
<br/><br/> UKM: 1991-. SilverPlatter, USA. Dalam bentuk CDROM 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology