Oosthuizen, D. C. S,  1973. <br/><br/>
The Ethics of Illegal Action and Other Essays :  The Ethics of Illegal Action / 
by D. C. S. Oosthuizen. 
 - Johannesburg :  Sprocas Ravan Press,  1973. 
 - p.95. 
<br/><br/><label>ISBN: </label>0869750305 :  $