por Clifford D. Simak, Kurt Vonnegut, Ray Bradbury, Joseph Samachson, Fritz Leiber, Fredric Brown, Keith Laumer, H. Beam Piper
por Gordon MacCreagh, Talbot Mundy, Fergus Hume, H. Rider Haggard, Gertrude Barrows Be..., Fredric Brown, Hugh Pendexter, Anna Katharine Green, Robert E. Howard, Paulo Jorge Mendes ..., Rodrigo Teixeir
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