Programs,'63 : A guide to programed instructional materials available to educators by september 1963 
The Center For Programed Instruction 
 - Washington, USA  U.S. Government Printing Office   1963 
 - xvii,814p. 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational - Guidance and Counseling