Technology foundation course, the man-made world, Unit 2-3: the human component, speech, connunication and coding 
by Open University 
 - Walton Hall  Bletchley, Buckinghamshire, Open Univ.  1971 
 - 43p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human behaviour<br/>Human engineering
<br/><br/><label>Dewey Class. No.: </label>YA6 Op2/2-3