Turnbull, J. J <br/><br/>
The computer in the learning environment 
by J. J. Turnbull 
 - Manchester  NCC Publications  1974 
 - 97 p. : ill. ; 30 cm. 
<br/><br/><label>ISBN: </label>0850120985 
<br/><br/><label>LCCN: </label>73-92432 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Data processing