Debate and controversies 

 - Zurich  Verlag Fachvereine           1986 
 - viii;179p  cm. 
<br/><br/><label>ISBN: </label>3728115010 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Xp1,N86, M6