"Quests (Expeditions) Fiction." . . . . . . . . . . "The players of null-A" . "The pawns of Null-A"@en . "The players of Null-A : the science fiction classic"@en . "The players of Null-A : also published as the pawns of Null-A"@en . "Los Jugadores de no-A" . "Pawns of Null-A"@en . "Science fiction" . "Science fiction"@en . . . "Gilbert Gosseyn is trying to track down the galaxy-threat entity, the Follower."@en . . . "The players of Null-A"@en . "The players of Null-A" . . "Pawns of Null-A"@en . . "Fiction"@en . . "The Pawns of Null-A, etc"@en . . . . . . "The pawns of Null-A : the unseen player in the gamble of worlds" . . "Science fiction, American"@en . . . . . "The players of null-a" . . . . . . . . "Los jugadores de NO-A"@es . . "Ciència-ficció Novel·la." . . . . "Life on other planets Fiction." . . "Science fiction." . . "Science-Fiction." .