Bryman, Alan <br/><br/>
Social research methods 

 - USA  Oxford Universiry Press  2006 
 - 600 p. 
<br/><br/><label>ISBN: </label>9780198755951 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social science research<br/>Research methods<br/>Social science research methodology
<br/><br/><label>Dewey Class. No.: </label>300.72  / B69