Shanti Narayan <br/><br/>
Beej ganit : Uchchtar madhyamik kakshaon ke liye pathyapustak, Bhag 1 
NCERT (New Delhi India) 
 - New Delhi, India  National Council of Educational Research and Training  1970 
 - xv,343p 
<br/><br/><label>Source: </label>Textual