Koestler, Arthur 1905-1983.
The ghost in the machine /
Arthur Koestler 
. - Chicago : Henry Regnery Company,  1971 
. - xiv, 384 p.  schem.  20 cm. 
 - (A Gateway edition  ; 6149 )
<br/>К.: Бібліогр. : c. 359-365, Index