Clark, Ruth Colvin <br/><br/>
e-Learning and the Science of Instruction :   Proven Guidelines for Consumer and Designers of Multimedia Learning / 
Ruth Colvin Clark, Richard E. Mayer.   
 - 2-nd ed. 
 - San Francisco, CA :  Pfeiffer An Imprint of Wiley,  2008. 
 - vii-xv, 476 [10] p. 
<br/><br/>Includes bibliographical references and index.  
<br/><br/><label>ISBN: </label>978-0-7879-8683-4 (cloth) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business education --Computer-assisted instruction