Dooley, David. <br/><br/>
Social research methods / 
David Dooley. 
 - 4th ed. 
 - Upper Saddle River, N.J. :  Prentice Hall,  c2001. 
 - xiv, 385 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. 353-366) and index. 
<br/><br/><label>ISBN: </label>0139554289 
<br/><br/><label>LCCN: </label>99057769 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology--Research--Methodology.<br/>Social sciences--Research--Methodology.
<br/><br/><label>LC Class. No.: </label>HM571  / .D66 2001