Gould-Marks, Langton. <br/><br/>
Management communication through audio-visual aids / 
by Langton Gould-Marks. 
 - London :  Leonard Hill,  c1966. 
 - 250  p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication in management.<br/>Communication--Audio-visual aids.
<br/><br/><label>LC Class. No.: </label>HD30.3  / .G68