Vinogradov, I. M.  1891-1983. <br/><br/>
Elements of number theory / 
I.M. Vinogradov ; translated from the fifth revised edition by Saul Kravetz. 
 - Dover edition. 
 - viii, 227 pages ;  22 cm. 
 - Dover books on mathematics .
<br/><br/>Chapter I- Divisibility Theory (Page-1),Chapter II- Important Number-Theoretical Functions (Page-21),Chapter III- Congruences (Page-41),Chapter IV- Congruences in One Unknown (Page-59),Chapter V- Congruences of Second Degree (Page-79), Chapter VI- Primitive Roots and Indices (Page-105). 
<br/><br/><label>ISBN: </label>9780486781655 (pbk.) 0486781658 
<br/><br/><label>LCCN: </label>2015028988 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Number theory.
<br/><br/><label>LC Class. No.: </label>QA241  / .V513 2016 
<br/><br/><label>Dewey Class. No.: </label>512.7, VIN