Smith, Patricia L. <br/><br/>
Instructional design / 
Patricia L. Smith, Tillman J. Ragan 
 - 3rd ed. 
 - Hoboken, N. J. :  John Wiley & Sons,  2005 
 - xv, 383 p. :  ill. ;  28 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0471393533 (pbk.)  RM303.06 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Instructional systems--Design