Lee, Raymond M.,  1946- <br/><br/>
Unobtrusive methods in social research / 
Raymond M. Lee. 
 - Buckingham :  Open University,  2000. 
 - x, 175 p. ;  23 cm. 
 - Understanding social research. .
<br/><br/>Includes bibliographical references (p. 144-164) and index. 
<br/><br/><label>ISBN: </label>0335200516 (pbk.)  RM107.27 
<br/><br/><label>LCCN: </label>99-056325 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research--Methodology.