Plotinus..
Enneads : in 7 volumes. Volume VI.. VI. 1-5. /
with an English translation by A.H. Armstrong 
. - Cambridge  : Harvard University Press ; London : William Heinemann Ltd.,  1987 
. - X, 360, 8 p.  17 cm. 
 - ((The Loeb classical library ; 445) )
<br/><label>  ISBN: </label>0-674-99490-6