Alien in the House
Gini Koch
Alien Novels (7)
Twelve Days
Colleen
Stone and Steel
Eboni Dunbar
Thick as Thieves
Franklin W. Dixon
Hardy Boys Casefiles (29)
The Infinite Cage
Keith Laumer
The Last Command
Bolo (1)
Cold Victory
Poul Anderson
Psychotechnic League (4)