Frederick J.Gravetter <br/><br/>
Essentials of statistics for the behavioral sciences/ 
Frederick J.Gravetter 
 - 5th ed. 
 - Singapore:  Thomson,  2005. 
 - 751 p.;  ill.; 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0534359264 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Behavioral science
<br/><br/><label>LC Class. No.: </label>HA29 .G726 2005