Ferguson, George A.  <br/><br/>
Tatistical Analysis in Psychology & Education 

 - Fourth Edition 
 - New York  McGraw-Hill  1976 
 - 529 p 
<br/><br/><label>ISBN: </label>0070204802 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics
<br/><br/><label>LC Class. No.: </label>HA 29 .F4/