Arithematic algebra / 
by National council for research and training 
 - New Delhi :  National council for research and training,  1968. 
 - 216p. : 
<br/><br/> Vol 2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Maths for middle schools
<br/><br/><label>Dewey Class. No.: </label>512  / NCE.A