CHO, Youngsun <br/><br/>
Why? : 3D Printing 

 - 158 hlm.  24 cm 
<br/><br/><label>ISBN: </label>978-602-04-9576-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>0
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Grade 7-9
<br/><br/><label>Dewey Class. No.: </label>681.6