Vickery, B. C. <br/><br/>
Information science in theory and practice / 

 - 3rd rev. & enlarged ed. 
 - München :  K.G. Saur,  2004. 
 - xiii, 400 p. :  ill. ; 
<br/><br/><label>ISBN: </label>3598116586 (hardcover : alk. paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information science.
<br/><br/><label>Dewey Class. No.: </label>020