Brace, Ian <br/><br/>
Questionnaire design : how to plan, structure and write survey material for effective market research 

 - 3rd. ed. 
 - London  KoganPage  2013. 
 - vii; 288 p. 
<br/><br/><label>ISBN: </label>9780749467791 
<br/><br/><label>Source: </label> 5040.00 PKR