Espich, James E. <br/><br/>
Developing programmed instructional materials: A handbook for program writers   

 - 
 - Belmont  Fearon Publishers  1967 
 - 138 p. 
 -   .
<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>370.394424  / E77