Picciotto, Michael. <br/><br/>
Interactivity :  designing and using interactive video / 
Michael Piccitto, Ian Robertson and Ray Colley. 
 - London :  Kogan Page,  1989. 
 - 173 p. ;  27 cm. 
<br/><br/><label>ISBN: </label>1850915873 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Interactive video--United Kingdom.<br/>Computer-assisted instruction--United Kingdom.