Lange,Phil.C National Society for the Study of Education, Chicago USA <br/><br/>
Programed Instruction  Sixty Sixth Yearbook of the National Society for the Study of Education : part-II / Phil C.Lange 

 - Chicago  National Society for the Study of Education  1967 
 - xii,340p. 
 - National Society for the Study of Education Yearbook .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education<br/>Teaching