Martens, Donna M. <br/><br/>
Research and evaluation in education and psychology:  integrating diversity with quantitative, qualitative and mixed methods 
by Donna M. Martens 
 - 4th edition 
 - London  Sage publications Ltd  2015 
 - xxiii, 509 P.:  ill. 
<br/><br/> Includes indexes 
<br/><br/><label>ISBN: </label>9781452240275 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research and evaluation in education and psychology
<br/><br/><label>Dewey Class. No.: </label>370.72