Scientific productivity,, the effectiveness of research    groups in six countries. 

 - Cambridge. :  Unesco.,  1979 
 - 469 p. ;  23 cm. 
<br/><br/>Incluye bibliografia. 
<br/><br/><label>ISBN: </label>0521225860  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research.<br/>Research-methodology<br/>Performance<br/>Research-Europe.
<br/><br/><label>LC Class. No.: </label>Q180.A1  / S35 1979