Langley, Russell. <br/><br/>
Practical statistics / 
Russell Langley 
 - Chichester [West Sussex] ;  London:   Pan Books,   1968. 
 - 399 p. :  ill. ;  24 cm.  
 - Wiley series in probability and mathematical statistics  .
<br/><br/> Includes indexes.  
<br/><br/>Bibliography: p. 191-194.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical statistics--Study and teaching
<br/><br/><label>LC Class. No.: </label>QA276.18