Underhill, Les G. <br/><br/>
IntroSTAT 5.0 / 
Les Underhill & Dave Bradfield. 
 - Kenwyn [South Africa] :  Juta,  1994. 
 - 337 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0702132632 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Statistics.