Gravetter, Frederick J. <br/><br/>
Statistics for the behavioral sciences / 
Frederick J Gravetter, Larry B. Wallnau 
 - 6th ed. 
 - Belmont, CA :  Thomson Learning/Wadsworth,  2004 
 - xv, 746 p. :  ill. (some col.) ;  27 cm. 
<br/><br/>References : p. 737-738 
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<br/><br/><label>ISBN: </label>0534602460 (student ed.)  RM413.86 0534622038 (intructor's ed.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Psychology--Statistical methods<br/>Educational statistics