Kogotov, S.d. <br/><br/>
Formation of information needs / S.d. Kogotov 

 - Rusia,  1986 
 - V20 N2 P1-7 
<br/><br/> Revista 
 = Nauchno-Tekhnicheskaya Informatsiya, Series 2 
<br/><br/><label>Subjects--Index Terms: </label>Necesidades de Información