Sharan B. Merriam. <br/><br/>
Qualitative Research : A guide To Design and Implementation   Textual Documents 

 - 4th ed. 
 - [s.l]:  Jossey-Bass,  2016. 
 - 346. 
<br/><br/><label>ISBN: </label>9781119003618   
<br/><br/><label>Subjects--Index Terms: </label>Human physiology 
<br/><br/><label>Dewey Class. No.: </label>612  / MER