McLean, George F., Aspell, Patrick J..
Ancient Western philosophy : the Hellenic emergence /
the Council for Research in Values and Philosophy 
. - Washington : 1997 
. - XVI, 332 p.  23 cm. 
 - ((Cultural heritage and contemporary change. Series I : Culture and value ; vol. 8) )
<br/><label>  ISBN: </label>1-56518-100-X