Core list of journals in the life sciences (pilot version) 

 - Paris :  UNESCO,  1979. 
 - 274 p. 
 - PGI-79/WS/12 .
<br/><br/><label>No. de Clasificación Universal Decimal: </label>OC 016:07: 5:6 (100)=20 1979COR No. 12