Dio, Ryan V. <br/><br/>
Number theory:  a primer / 
Ryan V. Dio 
 - Quezon City:  Great Books Trading,  c2017 
 - viii, 122p.:  col. ill. 
<br/><br/>Includes bibliographies and index 
<br/><br/><label>ISBN: </label>978-971-9645-41-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Number theory
<br/><br/><label>Dewey Class. No.: </label>Fil. 512.7 D588 2017