Thoothi, N.A <br/><br/>
Methods of social research 

 - Bombay  Popular Prakashan  1966 
 - 66 p.  24 cm 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Research methods
<br/><br/><label>Dewey Class. No.: </label>300.18  / THO