Hammersley, Martyn. <br/><br/>
Ethnography :  principles in practice. 

 - 4th ed. 
 - London and New York :  Routledge Taylor & Francis Group,  2019. 
 - xii, 280 p.  ill.  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781138504462 
<br/><br/><label>Dewey Class. No.: </label>PhD 306.0723 HAM