Thattil, R. O., ed. <br/><br/>
HANDBOOK on survey design and analysis 

 - Peradeniya  Postgraduate institute of agriculture  1999 
 - 146 p. 
<br/><br/><label>ISBN: </label>157205 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sampling
<br/><br/><label>Dewey Class. No.: </label>519.52  / HAN