Green,Judith ; Browng,John <br/><br/>
Principles of social research 

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 - TATA McGraw-Hill Publishing Co., New Delhi  2006 
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<br/><br/><label>ISBN: </label> 399 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research methodology
<br/><br/><label>Dewey Class. No.: </label>001.42  GRE-P