Gwynne Jones, Alun,  Baron Chalfont. <br/><br/>
Defence of the realm / 
Alun Chalfont. 
 - London :  Collins,  1987. 
 - 192p. 
<br/><br/><label>ISBN: </label>0002179806 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Great Britain--Military policy.