Denzin, Norman K. <br/><br/>
The research act :  a theoretical introduction to sociological methods / 
Norman K. Denzin. 
 - Chicago, Illinois :  Aldine,  1970. 
 - xvi, 368 p. ;  24 cm. 
 - Methodological perspectives .
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 345-360. 
<br/><br/><label>ISBN: </label>202-30121 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sociology--Methodology.<br/>Sociology--Research.