Weller, Susan C. Romney, Kimball A. <br/><br/>
Systematic data collection 

 - London  Sage  1988 
 - 96 p. - 
 - Qualitative research methods series; v. 10 .
<br/><br/><label>ISBN: </label>803930739 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences -Field work
<br/><br/><label>Dewey Class. No.: </label>300.723  / WEL