Citations Summary
Total Number of Citations: 14
Number of Titles Cited: 8
Number of Citation Sources: 8
Final Blackout (Hadley, 1948)
Typewriter in the Sky and Fear (Gnome Press, 1951)
Battlefield Earth (St. Martin's, 1982)
Fear (Gnome, 1951)
Mission Earth (1987)
Fear (Gnome, 1951)
Ole Doc Methuselah (Theta, 1970)
Slaves of Sleep (Shasta, 1948)
Typewriter in the Sky (Gnome, 1951)
Final Blackout (Hadley, 1948)
Fear (Gnome, 1951)
Slaves of Sleep (Shasta, 1948)
Final Blackout (Hadley, 1948)