Marshall, Catherine <br/><br/>
Designing qualitative research / 
Catherine Marshall, Gretchen B. Rossman 
 - Newbury Park :  SAGE Publications,  1989 
 - 175 p. ;  23 cm. 
<br/><br/> Includes index 
<br/><br/>References and index 
<br/><br/><label>ISBN: </label>0803931573 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research--Methodology