World summary of statistics on science and technology; results of experimental surveys of scientific and technical manpower and expenditures for research and experimental development, statistiques de la science et de la technologie 

 - París,   1970. 
 - 66 p. :   tablas ;   27 cm. 
 - Statistical reports and studies ;   17 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>CIENCIA-ESTADISTICA<br/>TECNOLOGIA-ESTADISTICA
<br/><br/><label>Universal Decimal Class. No.: </label>31:5/6