The Research imagination :  an introduction to qualitative and quantitative methods / 
Paul S. Gray ... [et al.] 
 - New York :  Cambridge University Press,  2007 
 - xxii, 456 p. ;  25 cm. 
<br/><br/>Includes bibliographical references and indexes 
<br/><br/><label>ISBN: </label>9780521879729 (hardback)  RM463.32 9780521705554 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research--Methodology<br/>Social sciences--Methodology<br/>Social surveys--Methodology<br/>Research--Methodology