Gough, David, <br/><br/>
An introduction to systematic reviews / 
David Gough, Sandy Oliver, James Thomas 
 - Second Edition 
 - xvi, 331 pages :  illustrations ;  24 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781473929432 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research--Methodology<br/>Social sciences--Research--Methodology<br/>Social sciences--Research--Evaluation