. . . . . . . "When a colonist from a forgotten artificial moon returns to Earth, thirteen-year-old Merry and her grandfather must battle to save their culture from the visitor's strange powers." . "Science fiction" . . . . . "Fiction" . . "Hyrdemånen"@da . "The Shepherd Moon : a novel of the future" . "The Shepherd Moon : a novel of the future"@en . "The shepherd moon : a novel of the future"@en . "When a colonist from a forgotten artificial moon returns to earth, thirteen-year-old Merry and her grandfather must battle to save their culture from the visitor's strange powers." . . . "Juvenile works" . . . . . "Science fiction Juvenile fiction." . .