Sharon M Ravitch Matthew Riggan <br/><br/>
Reason and Rigor : how conceptual frameworks guide research/ 
by Sharon M Ravitch and Matthew Riggan 
 - 2nd 
 - California:  Sage,  2017. 
 - 234p. 
<br/><br/><label>ISBN: </label>9781483340401 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research Methodology<br/>Research Design
<br/><br/><label>Dewey Class. No.: </label>001.42  / SHA/R