Technological digests. 

 - Paris :  Organisation for Economic Co-operation and Development,  1962- 
 - v. :  il. ;  21 cm 
 - Mensual 
 - En biblioteca años 1962. 
<br/><br/> Depósito. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tecnología