Sanmugam, T <br/><br/>
The role of statistics in research statistical considerations in designing a sample survey 

 - Colombo  ARTI  1976 
 - 23 p. 
 - rarian research occasional publication series No.1 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture
<br/><br/><label>Dewey Class. No.: </label>630.715  / SAN