Gracy. A. <br/><br/>
Education :  invention of mankind /  [Book] : 
A. Gracy. 
 - xxix, 297 pages :  24 cm. 
<br/><br/> All. 
<br/><br/><label>ISBN: </label>9789351119012 (hardback) 9351119017 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education.<br/>Inventions through Education.<br/>Mankind--Inventions.
<br/><br/><label>Dewey Class. No.: </label>370.7