Mertens, Donna M. <br/><br/>
Research and evaluation in education and psychology:Intergrating diversity with quantitative,qualitative,and mixed methods,2nd ed 

 - London    Sage publications  2005 
<br/><br/><label>ISBN: </label>( Sage ) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education-Research- Methodology
<br/><br/><label>Dewey Class. No.: </label>370.72 MER