Hafner, Arthur Wayne,  1943- <br/><br/>
Descriptive statistical techniques for librarians / 
Arthur W. Hafner. 
 - 2nd ed. 
 - Chicago :  American Library Association,  1998. 
 - vii, 321 p. :  ill. ;  26 cm. 
<br/><br/>Includes bibliographical references (p. 311) and index. 
<br/><br/><label>ISBN: </label>0838906923 (acidfree paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library statistics.
<br/><br/><label>LC Class. No.: </label>Z669.8  / .H33 1998