Kim, Yoo Soo, <br/><br/>
Why? MATEMATIK.  BUKU 1 / 
Diselia oleh Hong Seon Ho, Kim Tae Wan ; Ditulis oleh Kim Yoon Soo ; Diilustrasi oleh Kim Hong Sung 
 - 207 pages :  colour illustrations ;  25 cm 
<br/><br/> Includes questions and answers 
<br/><br/><label>ISBN: </label>9789673763214 
<br/><br/><label>Nat. Bib. No.: </label>M18-05407 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Problems, exercises, etc.<br/>Arithmetics--Study and teaching<br/>Comic strips
<br/><br/><label>Dewey Class. No.: </label>513.076