附註:London: 425 573-2 (425 574-2--425 575-2).
Title from container.
Previously released (p1980, p1984).
Compact discs.
Program notes (6 p.) inserted in container.
Sonata for two pianos and percussion (24:45) -- Piano concerto no. 1 (23:23) -- Piano concerto no. 2 (30:16) -- Piano concerto no. 3 (24:19).
