Reader's guide :  encyclopedia of science technology. 

 - New York :  McGraw-Hill,  1960. 
 - 33 p. ;  28 cm 
<br/><br/><label>ISBN: </label>0070453365 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ciencia<br/>Guia del lector<br/>Manuales<br/>Tecnología
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Libro
<br/><br/><label>Universal Decimal Class. No.: </label>(031)5/6