"Mann, Peter H." <br/><br/>
Methods of social investigation 

 - Delhi  Disha Pub.  1988 
 - 222p. 
<br/><br/> This book deals with social investigation 
<br/><br/><label>ISBN: </label>631140190 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences Research
<br/><br/><label>Dewey Class. No.: </label>301.072 MAN