Tom Clancy's op-centre: mirror image
Tom Clancy & Steve Pieczenik
Tom Clancy's Op-Center (2)
Tom Clancy's op-center: acts of war
Tom Clancy's Op-Center (4)
Tom Clancy's Op-center Balance of Power
Tom Clancy's Op-Center (5)
Line of Control
Tom Clancy & Jeff Rovin & Steve Pieczenik
Tom Clancy's Op-Center (8)
Games of State
Tom Clancy's Op-Center (3)