बेसिक अंकगणित | Basic ankganit 

 - Rishikesh  Rajniukat prakashan  1958 
 - 71p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural Sciences - Arithmetic 
<br/><br/><label>Dewey Class. No.: </label>513  / S405B