Kasturba Gandhi Balika Vidyalaya: Setu patthyakaram uchch prathmik charan mein dakhila lenevali balikaon ke liye: Ganit 
NCERT. Mahila Adhyayan Vibhag 
 - New Delhi, India  National Council of Educational Research and Training  2012 
 - vi, 286p. 
<br/><br/><label>ISBN: </label>978-93-5007-144-1 
<br/><br/><label>Source: </label>Reference