Mitchell, Mark L. , <br/><br/>
Research design explained / 
Mark L. Mitchell, Janina M. Jolley. 
 - 7th ed. 
 - xxiii, 645 pages :  illustrations ;  24 cm. 
<br/><br/><label>ISBN: </label>9780495602217 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology --Research --Methodology.<br/>Psychology, Experimental --Research --Methodology.
<br/><br/><label>LC Class. No.: </label>BF76.5   / .M57 2010