Scientific and technical information service for socio-economic development Research paper/ 
Vladimir, Slamecka, 
 - Washington, D.C.:  International Science and Technology Institute;  1979. 
 - v 
<br/><br/> V.II. Research paper 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library and Information Science
<br/><br/><label>Dewey Class. No.: </label>029   / SLA N79S