Simpson, I. S.  1927- <br/><br/>
Basic statistics for librarians / 
I.S. Simpson. 
 - 3rd ed. 
 - Chicago, IL :  American Library Association,  1987. 
 - xiv, 242 p. :  ill. 
<br/><br/><label>ISBN: </label>0838921000 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library statistics.<br/>Library statistics
<br/><br/><label>LC Class. No.: </label>Z669.8  / .S55 1987 
<br/><br/><label>Dewey Class. No.: </label>025.1/021�19