Mangal, S.K. <br/><br/>
Research methodology in behavioural sciences / 
S.K Mangal, Shubhra Managal. 
 - xxiii, 740 pages :  illustration ;  24 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research.<br/>Research - methodology.<br/>Research-behavioural sciences.