Thring, M. W.  1915- <br/><br/>
Machines - masters or slaves of man? / 
by Meredith Thring. 
 - London :  Peter Peregrinus,  1974. 
 - 115 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0901223530 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology--Social aspects.