The Delta Decision (Signet)

International terrorism had ceased to be a series of random acts of violence. It had become a superbly organized, highly financed, and tremendously effective conspiracy to conquer the earth. At its head, planning its every monstrous move, defying all attempts to stop it, was a mysterious figure known only as CALI PH.It was Peter Stride's mission to find out who CALI PH was -- in a worldwide maze of murder, intrigue, passion, and blackmail that planted in him a hideous suspicion about the ravishing international beauty whom he loved, and threatened to turn Stride himself into a tool of the terror he fought....