Vacca, R. <br/><br/>
Modest technologies for a complicated world / 
Roberto Vacca. 
 - Oxford   Pergamon Press  1980. 
 - xiv, 172 p. ;  ill.; Hbk  
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0080240674  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology.
<br/><br/><label>LC Class. No.: </label>T49.5.V3  /  1980