Simpson, I. S. (Ian Stuart), 1927- <br/><br/>
Basic statistics for librarians / 
I.S. Simpson 
 - 2nd ed. 
 - London :  Clive Bingley /  1983 
 - 238 p. :  ill. ;  23 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0851573525 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science--Statistical methods