Shah, Vimal. <br/><br/>
Reporting research 

 - New York :  Agricultura Development Council,  1972 
 - 59 p.  ;gráfs. 
 - Papers on survey research methodology .
 - Papers on survey research methodology .
<br/><br/><label>LCCN: </label>55849 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trabajos científicos--Elaboración.