News report :  1989 / 
National Research Council (U.S.); National Academy of Sciences (U.S.); National Academy of Engineering.; Institute of Medicine (U.S.) 
 - Washington, D.C. :   The Council,  1951- 
 - v. 
<br/><br/><label>Subjects--Index Terms: </label>მეცნიერება პერიოდიკა 
<br/><br/><label>Universal Decimal Class. No.: </label>05