Neuman, William Lawrence <br/><br/>
Social research methods :  qualitative and quantitative approaches / 
W. Lawrence Neuman 
 - 2nd ed. 
 - Boston  Allyn & Bacon  1994 
 - 538 p. : ill. ; 24 cm. 
<br/><br/>Includes bibliographical references (p. 491-522) and index 
<br/><br/><label>ISBN: </label>0205145485 
<br/><br/><label>LCCN: </label>93-11234 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology--Research--Methodology<br/>Social sciences--Research--Methodology