Bok av Robert Silverberg, Ray Bradbury, Robert A. Heinlein, Robert Sheckley, Poul Anderson, Theodore Sturgeon, Isaac Asimov, Clifford D. Simak, Fritz Leiber, Frederik Pohl, Ernest Kinoy, George Lefferts, J.T. McIntosh, William Tenn, James Blish, Philip K. Kick, Thomas Godwin, Robert Block, L. Sprague de Ca