Covert-One
1 The Hades Factor (2000) (with Gayle Lynds)
2 The Cassandra Compact (2001) (with Philip Shelby)
3 The Paris Option (2002) (with Gayle Lynds)
4 The Altman Code (2003) (with Gayle Lynds)
continued in the series: Covert-One
2 The Cassandra Compact (2001) (with Philip Shelby)
3 The Paris Option (2002) (with Gayle Lynds)
4 The Altman Code (2003) (with Gayle Lynds)
continued in the series: Covert-One