Scientific American 

 - United States of America :  Scientific American, Inc 
 - v. :  il. ;  28 cm. 
<br/><br/><label>ISSN: </label>0036-8733 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ciencia<br/>Tecnología
<br/><br/><label>LC Class. No.: </label>R Q1.A5  / S35