Ray, B K  <br/><br/>
Prarambhik sankhiyiki 
 प्रारम्भिक सांख्यिकी 

 - New Delhi  Shree publication  1996 
 - 90 p. 
<br/><br/> 20656 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Commerce
<br/><br/><label>Dewey Class. No.: </label>311  / RAY PRA