Balakrishna K. Nayar  Dr. <br/><br/>
One plus one :  for children of primary and pre-primary levels/ 
Balakrishna K. Nayar 
 - Kottayam :  D.C. Books,  2005 
<br/><br/><label>ISBN: </label>8126409789 (pbk.)  Rs. 50.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Questions and answers<br/>General education
<br/><br/><label>Dewey Class. No.: </label>006.3