Lesk, Michael. <br/><br/>
Understanding digital libraries / 
Michael Lesk. 
 - 2nd ed. 
 - Boston :  Elsevier,  2004. 
 - xxxi, 424 p. :  ill., maps ;  24 cm. 
<br/><br/> "Practical digital libraries, 2nd edition." 
<br/><br/><label>ISBN: </label>1558609245 (alk. paper) 
<br/><br/><label>LCCN: </label>2004060982 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Libraries--Special collections--Computer files.--United States<br/>Digital libraries--United States.
<br/><br/><label>LC Class. No.: </label>Z692.C65  / L47 2004 
<br/><br/><label>Dewey Class. No.: </label>025.00285