Teaching machines and programmed learning :  a source book / 
ed. by A.A. Lumsdaine and Robert Glaser. 
 - [Washington] :  Dept. of Audio-Visual Instruction, National Education Association,  [1964] 
<br/><br/> First published in 1960. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching machines.