Science fiction special.
Anderson, Poul,1926-2001.Orbit unlimited.
Campbell, John W.,Jr.(John Wood),1910-1971.Best of John W. Campbell.
Ball, Brian,1932-Singularity station.
London : Sidgwick and Jackson,
1977.
Contents: Orbit unlimited : science fiction / by Poul Anderson. Originally published: USA : Almat Publishing, 1961 ; London : Sidgwick and Jackson, 1974 - Singularity Station : science fiction / by Brian N. Ball. Originally published: New York : Daw Books, 1973 ; London : Sidgwick and Jackson, 1974 - The best of John W. Campbell. Originally published: London : Sidgwick and Jackson, 1973