Russell, James D. <br/><br/>
The audio-tutorial system 
James D. Russell. 
 - Englewood Cliff, N.J.  Educational Technology Publications  c1978. 
 - xii, 62 p.  ill. 
 - The Instructional design library  v. no. 3 .
<br/><br/>Bibliography: p. 61. 
<br/><br/><label>ISBN: </label>
<br/><br/><label>LCCN: </label>77025454  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Independent study<br/>Programmed Instruction<br/>Audiovisual education.
<br/><br/><label>LC Class. No.: </label>LB 1049  / .R88 1978