Pradhan, T.P. <br/><br/>
New secondary optional mathematics: statistics for class 9 and 10 

 - Kathmandu  Ratna pustak  1990 
 - p. 31 , ill. 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics;Statictics 
<br/><br/><label>Dewey Class. No.: </label>515