Heiman Gray W <br/><br/>
Understanding Research methods and Statistics 

 - 3rd 
 - USA  Wadsworth  2001 
 - 749 
<br/><br/><label>ISBN: </label>9780618043040 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research methods Statistics Psyschology
<br/><br/><label>Dewey Class. No.: </label>150.72 HEI