Punch, Keith. <br/><br/>
Introduction to social research :  quantitative and qualitative approaches / 
Keith F. Punch. 
 - 2nd ed. 
 - London :  SAGE,  2011 
 - xvi, 320 p. :  ill. ;  25 cm. 
<br/><br/> Previous ed.: 1998. 
<br/><br/><label>ISBN: </label>0761944176 (pbk.) 9780761944171 (pbk.) 9780761944164 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research.
<br/><br/><label>Dewey Class. No.: </label>300.72  / PUN