A contemporary approach to the middle game /
Suėtin, Alekseĭ Stepanovich,1926-
Blackstock, Leslie Stephen.
Keene, Raymond D.
Wade, Robert Graham.
O'Connell, Kevin J.(Kevin John),1949-
London Batsford
1976
Originally translated from the Russian. - Translation of: first 2 vols of 'Schachlehrbuch für Fortgeschrittene'. German Democratic Republic : Sportverlag Berlin, 1971
Chess