Williams, James R <br/><br/>
Developing performance support for computer systems : a strategy for maximizing usability and learnability 
James R. Williams 
 - Boca Raton, FL  CRC Press  2004 
 - viii, 372 p. : ill. ; 25 cm 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780415326407 
<br/><br/><label>ISSN: </label>2004042811 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer systems<br/>Performance - Management
<br/><br/><label>Dewey Class. No.: </label>004 WIL