Portman, Derek <br/><br/>
Algebra: Concepts and Applied Principles 
by Derek Portman 
 - New York  NY RESEARCH PRESS  2019 
 - vi, 211p. 
<br/><br/><label>ISBN: </label>9781632386717 
<br/><br/><label>Source: </label> Rs. 10950.00 
<br/><br/><label>Dewey Class. No.: </label>REF 512 POR