Singh, S.P <br/><br/>
Research  Methods in Social Sciences  : A  Manual Designing Questionnaires 
/ by S.P. Singh 
 - New Delhi:  Kanishka Publishers, Distributors  2002. 
 - x, 268p; 21cm 
<br/><br/><label>ISBN: </label>8173914834 
<br/><br/><label>Dewey Class. No.: </label>001.42  / SIN/R